Philosophy and ethics aims at the human problems related to existence, knowledge and moral values that govern a person's behavior. Such problems are considered based on rational argumentation using systematic approaches. Philosophy generates to acquire knowledge by rational means about the issues that are difficult for empirical investigations. Its’ study field has three main sub-fields: natural philosophy, moral philosophy and metaphysical philosophy.

Philosophy degrees cover many branches such as epistemology, logic, metaphysics, aesthetics, and philosophy of language, philosophy of law, philosophy of mind, philosophy of religion, and philosophy of science.

Ethics is the part of philosophy that analyses fundamental values and systems of moral principles defining good human conduct. The discipline is usually divided into categories thus: applied ethics (how people should behave), normative ethics (what moral principles should be used) and meta-ethics (studying the nature of moral facts). Ethics touches real-word contexts and is involved in the right conduct of many professional activities of importance such as medical ethics, environmental ethics and business ethics.