Utilitarianism is an ethical theory, according to which the right moral attitude is an action that causes the greatest possible benefit. According to utilitarianism, the good is determined regardless of the right, and then the right is defined as what maximizes the good. This principle focuses on the consequences of the actions, and not on some features of the actions themselves. Suppose, for example, that a woman is in a coma, an electroencephalogram shows only minimal brain activity, an artificial respiration device is required to maintain her breathing. Another patient has just been taken to the hospital after a car accident. His kidneys are badly damaged and he needs an emergency transplant. There is a good selection of tissue compatibility