Utilitarianism is a moral theory that is based on the idea that the best action is the one that maximizes overall happiness or pleasure. It is a form of consequentialism, which is a broader kind of ethical theory that judges the morality of an action based on its consequences. Consequentialism is the idea that the ends justify the means, and that the morality of an action should be evaluated based on the outcomes it produces.
Consequentialism is a family of ethical theories that are concerned with the consequences of actions. Consequentialist theories hold that the rightness or wrongness of an action depends on the goodness or badness of its consequences. In other words, the morality of an action is determined by its outcomes, not by any inherent qualities of the action itself. Utilitarianism is one of the most well-known consequentialist theories.
The basic idea of utilitarianism is that the best action is the one that produces the most overall happiness or pleasure. This means that when faced with a moral decision, we should choose the action that will bring about the greatest amount of happiness for the greatest number of people. For example, if a doctor has to decide which patient to save in an emergency situation, they should choose the patient whose survival would result in the most overall happiness for everyone involved.
Utilitarianism is often associated with the philosopher Jeremy Bentham, who developed the theory in the late 18th century. Bentham believed that the morality of an action should be judged by its ability to produce the greatest amount of happiness for the greatest number of people. He argued that all pleasures and pains could be measured and compared and that the goal of moral action should be to maximize pleasure and minimize pain.
Utilitarianism can be divided into two main types: act utilitarianism and rule utilitarianism. Act utilitarianism holds that the morality of an action should be judged by its ability to produce the greatest amount of happiness in a particular situation. This means that we should evaluate the consequences of each individual action, and choose the one that will produce the most overall happiness. Rule utilitarianism, on the other hand, holds that the morality of an action should be judged by its ability to follow rules that, if universally applied, would maximize overall happiness. This means that we should evaluate the consequences of following a particular rule, rather than the consequences of each individual action.
Utilitarianism has been criticized by some philosophers for its focus on happiness or pleasure as the ultimate goal of moral action. Some argue that other values, such as justice or human rights, should also be taken into account when making moral decisions. Others argue that utilitarianism can be difficult to apply in practice, as it is often difficult to predict the consequences of our actions.
Despite these criticisms, utilitarianism remains an influential ethical theory and is often used as a framework for moral decision-making in fields such as public policy and medical ethics. Its focus on the consequences of actions has also been influential in the development of other consequentialist theories, such as ethical egoism and ethical altruism.