📚 Case Study Practical Exercises | 案例分析实战演练
In Year 12 OCR Philosophy, mastering the application of ethical theories to real-world scenarios is essential for high marks. This article provides a series of structured case studies with step-by-step analysis, helping you move from abstract principles to confident, exam-ready arguments. You will learn how to identify the moral dimensions of a dilemma, apply utilitarianism, Kantian ethics and virtue ethics, evaluate competing responses, and construct balanced essays. Each section is designed as a practical drill that mirrors the demands of OCR assessment.
在OCR Year 12哲学课程中，掌握如何将伦理理论应用于真实情境是取得高分的关键。本文通过一系列结构化的案例配合逐步分析，帮助你将抽象原则转化为自信、适应考试的论证。你将学会如何识别困境中的道德维度，应用功利主义、康德伦理学和德行伦理学，评估对立观点，并构建平衡的论文。每一节都是一个实战演练，模拟OCR评估的要求。
1. Understanding Case Study Analysis in OCR Philosophy | 理解OCR哲学中的案例分析
OCR examiners expect you not merely to describe theories but to apply them with precision. A case study question typically presents a moral problem and asks you to discuss what a utilitarian, a Kantian, or a virtue ethicist would do. The best answers show clear understanding of the theory's core principles, apply those principles directly to the details of the scenario, and then critically evaluate the outcome. Avoid the common mistake of just retelling the story; your task is to reason ethically.
OCR考官期望你不仅描述理论，更能精准地应用它们。案例分析题通常会给出一个道德难题，要求你讨论功利主义者、康德主义者或德行伦理学家会如何做。高分答案展现出对理论核心原则的清晰理解，将这些原则直接应用于情境的细节，然后批判性地评估结果。避免仅仅复述案例的常见错误；你的任务是进行伦理推理。
Before diving into specific dilemmas, familiarise yourself with the three key normative frameworks: Act Utilitarianism (maximise pleasure, minimise pain for all affected), Kantian Ethics (act only according to maxims that can be universalised, treat humanity never merely as a means), and Aristotelian Virtue Ethics (focus on character, the Golden Mean, and practical wisdom). Keep these principles at your fingertips as we work through the exercises.
在深入具体困境之前，请熟悉三大规范伦理学框架：行为功利主义（为所有受影响者最大化快乐、最小化痛苦），康德伦理学（只按照可以普遍化的准则行动，永远不把人纯粹当作手段），以及亚里士多德德行伦理学（关注品格、中庸之道和实践智慧）。在我们进行练习时，请将这些原则熟记于心。
2. Case Study 1: The Trolley Problem and Utilitarianism | 案例一：有轨电车难题与功利主义
Scenario: A runaway trolley is hurtling towards five workers who will be killed if nothing is done. You can pull a lever to divert the trolley onto a sidetrack, but one worker is standing there who will be killed. What is the morally right action? Apply Act Utilitarianism.
场景：一辆失控的电车正冲向五名工人，如果不加干预他们都会被撞死。你可以拉动拉杆将电车转到侧轨，但侧轨上站着一名工人，他会被撞死。从行为功利主义出发，正确的做法是什么？
Utilitarian analysis: The principle of utility requires us to calculate the net balance of pleasure over pain. Killing one to save five produces a net saving of four lives, assuming all lives are of equal value. Thus pulling the lever is morally obligatory. The intention is to maximise overall well-being; the death of the one is an unfortunate side-effect. A consistent utilitarian would bite the bullet and accept the counter-intuitive result, arguing that numbers matter.
功利主义分析：功利原则要求我们计算快乐多于痛苦的净余额。牺牲一人拯救五人，假设所有生命等值，便净救了四条命。因此拉动拉杆在道德上是必须的。其意图是最大化总体福祉；那一个人的死亡是不幸的副作用。一贯的功利主义者会直面反直觉的结果，坚持数量才是关键。
Evaluation: Objections arise. Is it always right to kill an innocent person for the greater good? What about justice and rights? Some argue that this treats the lone worker merely as a means to an end, violating human dignity. Mill's qualitative utilitarianism might soften the reductivism, but the core tension between aggregate happiness and individual inviolability remains a classic exam theme.
评估：反对意见随之而来。为了更大的善牺牲无辜者总是正确的吗？正义与权利何在？有人认为这纯粹把那名工人当成了手段，侵犯了人的尊严。密尔的质化功利主义也许能减轻还原论色彩，但总体幸福与个体不可侵犯性之间的核心张力依旧是经典考试主题。
3. Case Study 2: Lying to a Murderer and Kantian Ethics | 案例二：对凶手撒谎与康德伦理学
Scenario: An axe-wielding murderer comes to your door, asking if your friend is inside. You know your friend is hiding in your house. Should you lie to protect him? Discuss from a Kantian perspective.
场景：一个手持斧头的凶手来到你家门口，询问你的朋友是否在里面。你知道朋友正躲藏在你家里。你应该撒谎保护他吗？从康德伦理学角度讨论。
Kantian analysis: The categorical imperative's formula of universal law asks: could you will that everyone should lie in such circumstances? If lying were universalised, the institution of truth-telling would collapse, and the lie would become ineffective, because no one would believe it. Therefore, lying is impermissible. The formula of humanity forbids treating the murderer merely as a means, but also forbids lying to him because it undermines his rational agency. A consistent Kantian must tell the truth, even at the cost of the friend's life.
康德式分析：定言令式的普遍法则公式问：你是否能够意愿人人都在这类情境下撒谎？如果撒谎被普遍化，诚信的惯例就会崩塌，谎言也将失效，因为没有人会相信。因此，撒谎是不允许的。人性公式禁止把凶手仅仅当作手段，但同样禁止对他撒谎，因为那会损害他的理性主体性。一贯的康德主义者必须说实话，哪怕以朋友的生命为代价。
Evaluation: This conclusion appears deeply disturbing. W.D. Ross's prima facie duties offer a middle ground: the duty of non-maleficence may override fidelity in this case. Critics charge Kant with excessive rigidity, ignoring the role of consequences. Yet defenders point out that the murderer is responsible for his own actions, and by not lying, one preserves a moral universe where trust remains possible. This clash tests your ability to unpack and critique deontology.
评估：这一结论看起来令人极度不安。W.D.罗斯的显见义务提供了一条中间道路：在此情境下，不伤害的义务可能优先于诚信的义务。批评者指责康德过于僵化，忽视了后果的作用。然而辩护者指出凶手应对自己的行为负责，而不撒谎则保存了一个信任仍然可能的道德宇宙。这种冲突考验你解构并批判义务论的能力。
4. Case Study 3: Animal Rights and Utilitarianism | 案例三：动物权利与功利主义
Scenario: A cosmetics company tests its products on rabbits, causing them severe suffering, but the tests help ensure human safety. Is this practice morally justified? Apply Peter Singer's preference utilitarianism.
场景：一家化妆品公司在兔子身上测试产品，造成它们严重痛苦，但这些测试有助于确保人类的安全。这种做法在道德上合理吗？应用彼得·辛格的偏好功利主义进行分析。
Singer's analysis: Singer's principle of equal consideration of interests demands that we weigh the interests of all sentient beings equally. Rabbits have a clear interest in avoiding suffering. Human interests in cosmetics safety are comparatively trivial and could be met by alternative methods. Suffering is suffering, regardless of species. The utilitarian calculus would thus find animal testing for cosmetics unjustified, unless the suffering is outweighed by a massively greater benefit, which seems unlikely.
辛格式分析：辛格的平等考虑利益原则要求我们平等地权衡一切有感知力生命的利益。兔子有明显的不受苦利益。人类对化妆品安全的利益相对而言微不足道，且可以通过替代方法满足。痛苦就是痛苦，无论属于哪个物种。因此功利计算会认为为化妆品做动物实验是不正当的，除非痛苦被远远更大的利益所压倒，而这似乎不太可能。
Evaluation: Strong objections come from those who assign special value to human interests based on rationality or species membership. Carl Cohen argues animals lack rights because they cannot make moral claims. A utilitarian reply is that speciesism is as arbitrary as racism. Yet critics note that utilitarianism can also permit animal suffering if the benefits to a large enough human population tip the scales, potentially undermining animal protection in practice. The debate challenges students to examine impartiality and the boundaries of moral community.
评估：强烈的反对来自那些基于理性或物种归属而赋予人类特殊价值的人。卡尔·柯亨认为动物没有权利，因为它们无法提出道德主张。功利主义者的回应是，物种主义与种族主义一样任意。然而批评者指出，如果足够大的人类群体的利益压倒天平，功利主义也可以允许动物受苦，这在实践中可能破坏动物保护。这场辩论挑战学生去审视公正性和道德共同体的边界。
5. Case Study 4: Euthanasia and the Sanctity of Life | 案例四：安乐死与生命神圣性
Scenario: A terminally ill patient, in extreme pain with no hope of recovery, requests voluntary active euthanasia. Should the law permit this? Analyse through the lens of the sanctity of life doctrine and quality of life arguments.
场景：一位绝症末期病人，承受着极度痛苦且无康复希望，请求自愿主动安乐死。法律应当允许吗？从生命神圣性原则和生命质量论的角度进行分析。
Sanctity of life perspective: This view holds that human life is intrinsically valuable because it is created by God or possesses inherent dignity. Intentionally taking innocent life is always wrong, regardless of the consequences. The Natural Law tradition, with its primary precept of preserving life, would forbid euthanasia. Even 'Voluntary' requests cannot override the inviolability of life. The role of the physician is to heal and care, never to kill.
生命神圣性视角：该观点认为人类生命因其由上帝创造或拥有内在尊严而具有本质价值。故意夺取无辜生命永远是错的，不论后果如何。自然法传统及其保存生命的首要诫命，会禁止安乐死。即使是“自愿”请求也不能凌驾于生命不可侵犯性之上。医生的职责是治愈和关怀，绝非杀人。
Quality of life argument: This approach, often associated with utilitarianism and liberal autonomy, asserts that the value of a life is partly determined by its experienced quality. A life of unrelievable suffering and no capacity for autonomous choices may be worse than death. Respect for autonomy demands that the patient's rational wish be honoured. James Rachels argues there is no moral difference between killing and letting die when the motivation is mercy, challenging the active/passive distinction.
生命质量论证：这一立场常与功利主义及自由意志主义关联，主张生命的价值部分取决于其体验到的质量。一段无法缓解的痛苦且丧失自主选择能力的人生，可能比死亡更糟糕。尊重自主性要求尊重病人的理性愿望。詹姆斯·瑞秋斯认为，当动机是怜悯时，杀害与任其死亡之间没有道德差别，挑战了主动与被动安乐死的区分。
6. Applying Virtue Ethics to Everyday Dilemmas | 案例五：用德行伦理学处理日常困境
Scenario: You discover that your best friend has been shoplifting expensive clothes. She pleads with you not to tell anyone. What would the virtuous person do? Apply Aristotelian virtue ethics.
场景：你发现最好的朋友在商店偷窃贵重衣物。她恳求你不要告诉任何人。有德之人会怎么做？应用亚里士多德德行伦理学。
Virtue analysis: The virtuous person acts from a stable character, guided by phronesis (practical wisdom). Loyalty is a virtue, but so is honesty and justice. An deficiency of loyalty (betraying the friend instantly) is vice, and an excess (covering up serious wrongdoing) is also vice. The Golden Mean lies in a balanced response: encourage the friend to confess, offer support, but refuse to lie on her behalf. The aim is to foster her moral development while maintaining the friendship's integrity.
德行分析：有德之人基于稳定品格行动，受实践智慧（phronesis）指引。忠诚是一种德性，但诚实和正义也是。忠诚不足（立即出卖朋友）是恶，过度忠诚（掩盖严重恶行）也是恶。中庸之道在于平衡回应：鼓励朋友坦白，提供支持，但拒绝为她撒谎。目的在于促进她的道德成长，同时保持友谊的完整性。
Evaluation: A strength of virtue ethics is its context-sensitivity; it avoids rigid rules. In this case, it allows for empathy and rehabilitation. However, critics note that it lacks clear action-guidance. Two virtuous people might disagree on where the mean lies. Also, it presupposes a shared vision of human flourishing that may not be present in pluralistic societies. Nevertheless, OCR often rewards candidates who can articulate how virtue ethics complements or contrasts with principle-based systems.
评估：德行伦理学的优点在于它对情境的敏感性，避免了僵化的规则。在此案例中，它允许同情与挽救。然而，批评者指出它缺乏清晰的行动指引。两个有德之人可能对中庸之点在哪里持不同意见。而且它预设了共同的人类兴旺愿景，这在多元社会中可能并不存在。尽管如此，OCR通常青睐那些能阐述德行伦理学如何补充或对立于原则导向体系的考生。
7. Step-by-Step Guide to Structuring Your Response | 构建回应的分步指南
Here is a repeatable method for any OCR case study question: (1) Identify the central moral issue. (2) Name the theory you will apply first and state its key principle. (3) Apply the theory's logic directly to the facts of the case, showing how the principle generates a specific verdict. (4) Raise at least two critical points: does the application lead to a counter-intuitive result? Does it ignore a relevant duty or virtue? (5) Then, either apply a second theory or provide a deeper evaluative comment. (6) Conclude with a reasoned, balanced judgement that weighs competing considerations.
以下是一个可复现的方法，适用于任何OCR案例分析题：（1）识别核心道德议题。（2）指出你将首先应用的理论并阐明其关键原则。（3）将该理论的逻辑直接应用于案例事实，展示原则如何得出具体裁定。（4）提出至少两个批判要点：该应用是否导致反直觉的结果？它是否忽视了相关的义务或德性？（5）然后，或者应用第二个理论，或者给出更深入的评价性评论。（6）以权衡对立考量后的理性、平衡判断收尾。
For example, in the trolley case: identify that the issue is whether numbers justify intentional harm. Apply utilitarianism: yes, pull the lever. Critique: the action treats the one as a means, and violates a presumed right not to be used. Then bring in Kantianism to contrast. Conclude that while consequentialism offers clarity, its disregard for inviolable rights is problematic, suggesting a hybrid approach. This structure demonstrates AO1 knowledge and AO2 evaluation simultaneously.
举例来说，电车案例：识别出议题在于数量是否能正名故意伤害。应用功利主义：可以，拉动拉杆。批判：该行为把一个人当成了手段，并侵犯了不被利用的假定权利。然后引入康德伦理学进行对比。结论指出后果论虽提供了清晰性，但其对不可侵犯权利的漠视是有问题的，暗示一种混合进路。这种结构同时展示了AO1知识和AO2评价。
8. Comparative Analysis Table of Theories | 理论比较分析表
Use this table to quickly recall how each theory approaches core moral concepts. In the exam, such comparisons help you craft evaluative paragraphs and demonstrate synoptic insight.
使用以下表格快速回顾每种理论如何处理核心道德概念。在考试中，这种比较有助于你撰写评价段落，并展示综合洞察力。
| Concept | 概念 | Act Utilitarianism | 行为功利主义 | Kantian Ethics | 康德伦理学 | Virtue Ethics | 德行伦理学 |
|---|---|---|---|
| Right action | 正确行为 | Maximises overall happiness | 最大化总幸福 | Follows universalisable maxims, respects persons | 遵循可普遍化准则，尊重人 | What a virtuous person would do; hits the mean | 有德之人会做的；合乎中道 |
| Moral focus | 道德焦点 | Consequences, utility | 后果、功利 | Duties, intentions, rational will | 义务、意图、理性意志 | Character, flourishing (eudaimonia) | 品格、兴旺 (eudaimonia) |
| Key criticism | 关键批评 | Too demanding; ignores justice and rights | 过于严苛；忽视正义与权利 | Too rigid; conflicting duties, no mercy | 过于僵化；义务冲突，缺乏怜悯 | Vague guidance; can justify existing norms | 指引模糊；可能为现有规范背书 |
9. Strengths and Weaknesses within Context | 情境中的优点与弱点
Effective evaluation requires linking strengths and weaknesses back to the details of the case. Instead of listing generic advantages, show how a strength manifests concretely. For instance, in the euthanasia case, a strength of quality-of-life thinking is its compassion for the patient. But a weakness is the slippery slope: once we allow intentional killing, might the vulnerable be pressured into dying? Always tether your evaluative points to the specifics of the scenario.
有效的评价需要将优点和弱点与案例细节相连。不要罗列泛化的优势，要展示某个优点如何具体体现。例如，在安乐死案例中，生命质量思维的一个优点是它对病人的同情。但一个弱点是滑坡效应：一旦我们允许故意杀人，弱势群体是否会被迫选择死亡？始终把你的评价要点锚定在情境的具体细节上。
Similarly, when discussing Kant on lying to a murderer, acknowledge the theory's consistency as a strength: it treats morality as a system of universal law, not a hostage to contingent outcomes. The corresponding weakness is its lack of moral judgement in extreme situations, which can lead to terrible consequences. Using 'however' sentences that flow from strength to weakness organically will improve the sophistication of your writing.
同理，讨论康德对凶手撒谎时，要承认该理论的一致性是一个优点：它把道德视为普遍法则体系，而非被偶然后果绑架。相应的弱点是它在极端情境下缺乏道德判断力，可能导致可怕的后果。使用“然而”句式自然地从优点过渡到弱点，能提升你写作的精细程度。
10. Common Pitfalls and How to Avoid Them | 常见误区及如何避免
Pitfall 1: Offering a description of the theory but never actually applying it to the case. The remedy is to use the word 'because' frequently: 'A utilitarian would do X because...' This forces you to connect the principle to the facts. Pitfall 2: One-sided evaluation. Always present a counter-argument. If you claim a theory solves the dilemma, immediately ask 'What would an opponent say?' Pitfall 3: Ignoring the detail of the scenario. If the case mentions specific numbers or relationships, use them. Generic answers lose marks.
误区一：描述理论却从未真正应用于案例。补救办法是频繁使用“因为”一词：“功利主义者会做X，因为……”这迫使你将原则与事实相连。误区二：单面评价。永远要提出反论证。如果你声称某个理论解决了困境，立刻问“反对者会怎么说？”误区三：忽视情境细节。如果案例提到了具体数字或关系，使用它们。泛泛而谈的答案会失分。
Also, avoid the trap of assuming utilitarianism always demands a 'cold calculation'. Show awareness that Mill’s higher pleasures or rule utilitarianism can nuance the answer. Similarly, do not caricature Kant as a heartless rule-follower; mature answers acknowledge that his categorical imperative aims at a kingdom of ends where rational beings mutually respect each other. Such nuance demonstrates a level 5/6 response.
同样，避免陷入一种陷阱：假设功利主义总是要求“冷冰冰的计算”。展示你意识到密尔的高级快乐或规则功利主义能让答案更加细腻。类似的，不要把康德漫画成一个无情的规则遵守者；成熟的回答会认识到他的定言令式旨在一个目的王国，其中理性存在者彼此尊重。这种细腻程度展示了5/6级水准的回答。
11. Exam Timing and Planning for Case Study Questions | 案例分析题的考试时间分配与规划
In the OCR exam, a typical 10-mark case study question requires about 12–15 minutes. Spend 2 minutes carefully reading and annotating the scenario, underlining what is morally at stake. Jot down the relevant principle for your chosen theory. Then spend 8 minutes writing, ensuring you apply, illustrate, and evaluate. Reserve 2 minutes for a brief conclusion that directly answers the question posed. Do not rewrite the scenario in your own words; jump straight into analysis.
在OCR考试中，一道典型的10分案例分析题需要约12–15分钟。花2分钟仔细阅读并批注情境，划出道德利害焦点。简要写下你选择理论的相关原则。然后花8分钟写作，确保你进行应用、举例和评价。预留2分钟写一个精炼的结论，直接回答问题。不要用你自己的话复述情境；直接进入分析。
For higher-tariff 25-mark or 40-mark essays with case elements, the planning stage is crucial. Create a mini-outline: Introduction stating thesis, paragraph 1 on theory A applied to case, paragraph 2 evaluation of theory A, paragraph 3 theory B applied, paragraph 4 comparative evaluation, and a weighed conclusion. This clarity of structure helps you sustain a focused argument and satisfies AO1, AO2, and AO3 (communication) criteria.
对于带有案例元素的高分值25或40分论文，规划阶段至关重要。创建一个微型大纲：引言陈述论点；第一段理论A应用于案例；第二段对理论A的评价；第三段理论B应用；第四段比较评价；以及一个权衡后的结论。这种清晰的结构帮助你保持论证的聚焦，并满足AO1、AO2和AO3（表达）标准。
12. Practice Scenario: Create Your Own Analysis | 练习情境：创建你自己的分析
Now it is your turn. Consider the following original case: A self-driving car must choose between swerving into a wall, killing its elderly passenger, or continuing and hitting a group of schoolchildren who stepped onto the road illegally. Apply two ethical theories, evaluate both, and reach a reasoned conclusion. Write a plan and then a full paragraph of analysis. This exercise trains you to think like an examiner and internalise the application-evaluation rhythm.
现在轮到你了。请思考以下原创案例：一辆自动驾驶汽车必须选择是急转弯撞墙导致老年乘客死亡，还是继续行驶撞上一群违规走上公路的学童。应用两种伦理理论，评价两者，并得出理性结论。写出计划，然后写一段完整的分析。这个练习能训练你像考官一样思考，内化应用-评价的节奏感。
After drafting, check against the checklist: Have I stated the principle? Have I linked it to the case details? Have I offered a clear counter-argument? Is the evaluation grounded in the scenario? This drill builds the mental muscle memory needed for exam conditions. Consistent practice with varied cases is the surest path to confidence and high marks in OCR Philosophy.
完成草稿后，对照清单检查：我陈述原则了吗？我将它与案例细节联系了吗？我给出了清晰的反论证吗？评价立足于情境了吗？这个练习能建立起考试条件下所需的心智肌肉记忆。用多样案例持续练习是在OCR哲学中建立信心、取得高分的可靠途径。
Published by TutorHao | Philosophy Revision Series | aleveler.com
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