We praise a man who feels angry on the right grounds and against the right persons and also in the right manner at the right moment and for the right length of time.

When quarrels and complaints arise, it is when people who are equal have not got equal shares, or vice-versa.

The attainment of truth is then the function of both the intellectual parts of the soul. Therefore their respective virtues are those dispositions which will best qualify them to attain truth.

All food must be capable of being digested, and that what produces digestion is warmth; that is why everything that has soul in it possesses warmth.

The chief forms of beauty are order and symmetry and definiteness, which the mathematical sciences demonstrate in a special degree.

Youth should stay away from all evil, especially things that produce wickedness and ill-will.

The happy life is regarded as a life in conformity with virtue. It is a life which involves effort and is not spent in amusement.