Not every action or emotion however admits of the observance of a due mean. Indeed the very names of some directly imply evil, for instance malice, shamelessness, envy, and, of actions, adultery, theft, murder. All these and similar actions and feelings are blamed as being bad in themselves; it is not the excess or deficiency of them that we blame. It is impossible therefore ever to go right in regard to them - one must always be wrong.

A friend is a second self, so that our consciousness of a friend's existence...makes us more fully conscious of our own existence.

Happiness is the settling of the soul into its most appropriate spot.

For through wondering human beings now and in the beginning have been led to philosophizing.

Happiness involves engagement in activities that promote one's highest potentials.

All friendly feelings toward others come from the friendly feelings a person has for himself.

He who thus considers things in their first growth and origin ... will obtain the clearest view of them.