Justification (should not contain any contradictions: applicability (should solve concrete problems and offer ethical orientation) Ethics and morality: morality: totality of all habits and customs of a given community, comparison. Ethics: pursuit of personal happiness/well-being and private lifestyle (how we should live to make good lives for ourselves) Morality: other people"s interests and deontological constraints. Is the object of ethics: ancient ethics is about living a good and virtuous life according to the ethical virtues. Modern morality: modern morality is primarily focused on the interests of other people and the idea of deontological constraints. One acts morally because one has to meet certain standards and not because it supports one"s own good life: kantianism. One has to obey the duties and obligations which derive from his supreme principle of morality. Morality is based in reason alone (not interests, emotions, intuitions, or conscience: utilitarianism. Not about the actions but about the consequences of actions.