We begin every act of choice and avoidance from pleasure, and it is to pleasure that we return using our experience of pleasure as the criterion of every good thing.

All friendship is desirable in itself, though it starts from the need of help

The guilty man may escape, but he cannot be sure of doing so.

Of all the things which wisdom provides to make us entirely happy, much the greatest is the possession of friendship.

Be moderate in order to taste the joys of life in abundance.

We cannot live pleasantly without living wisely and nobly and righteously.

It is not the young man who should be considered fortunate but the old man who has lived well, because the young man in his prime wanders much by chance, vacillating in his beliefs, while the old man has docked in the harbor, having safeguarded his true happiness.