Rashness is the companion of youth, prudence of old age.

We are not born for ourselves alone.

If only every man would make proper use of his strength and do his utmost, he need never regret his limited ability.

To study philosophy is nothing but to prepare one’s self to die.

All I can do is to urge on you to regard friendship as the greatest thing in the world; for there is nothing which so fits in with our nature, or is so exactly what we want in prosperity or adversity.

Nothing troubles you for which you do not yearn.

I know that it is likely that as worship of the gods declines, faith between men and all human society will disappear, as well as that most excellent of all virtues, which is justice.