Arete (ἀρετή) is a concept in ancient Greek thought that, in its most basic sense, refers to "excellence" of any kind. The term may also mean "moral virtue". In its earliest appearance in Greek, this notion of excellence was ultimately bound up with the fulfilment of purpose or function: the act of living up to one's full potential. Arete is linked with human knowledge

Sophrosynē (Greek: σωφροσύνη) is an ancient Greek concept of an ideal of excellence of character and soundness of mind, which when combined in one well-balanced individual leads to other qualities, such as temperance, moderation, prudence, purity, decorum, and self-control. Sophrosynē is recognized as a virtue In Ancient Greek literature, Sophrosynē is considered an important quality and is sometimes expressed in opposition to concept of hubris.

Sophia (σοφία, "wisdom") is a central idea in Hellenistic philosophy and religion, Platonism, Gnosticism and Christian theology. The Ancient Greek word Sophia (σοφία) can be variously translated "clever, skilful, intelligent, wise". The term Philosophia (φιλοσοφία, lit.”love of wisdom”) was primarily used after the time of Plato, following his teacher Socrates, though it has been said that Pythagoras was the first to call himself a philosopher.

Ataraxia (ἀταραξία) is generally translated as "equanimity", or "Tranquillity". Ataraxia is a Greek term first used in Ancient Greek philosophy by Pyrrho and subsequently Epicurus and the Stoics for a lucid state of robust Equanimity characterized by on-going freedom from distress and worry. In non-philosophical usage, the term was used to describe the ideal mental state for soldiers entering battle. Ataraxia is a common goal

Apatheia (ἀπάθεια; from a- "without" and pathos "suffering" or "passion"), in Stoicism, refers to a state of mind in which one is not disturbed by the passions. It is best translated by the word Equanimity rather than indifference. The Stoics thought that living virtuously provided freedom from the passions, resulting in Apatheia. The term was later adopted by Plotinus in his development of Neo-Platonism

Eudaimonia (εὐδαιμονία) is a Greek word literally translating to the state or condition of 'good spirit', and which is commonly translated as 'happiness'. In the works of Aristotle, Eudaimonia was the term for the highest human good in older Greek tradition. Discussion of the links between Ēthikē Arete (virtue of character) and Eudaimonia (happiness) is one of the central concerns of ancient Ethics

Phronēsis (φρόνησις), translated into English by terms such as prudence, practical virtue and practical wisdom is an ancient Greek word for a type of wisdom or intelligence relevant to practical action. It implies both good judgment and excellence of character and habits, and was a common topic of discussion in ancient Greek philosophy, in ways still influential today. Being good, is to be an intelligent