The one exclusive sign of thorough knowledge is the power of teaching.

The same ideas, one must believe, recur in men's minds not once or twice but again and again.

... the good for man is an activity of the soul in accordance with virtue, or if there are more kinds of virtue than one, in accordance with the best and most perfect kind.

The most perfect political community must be amongst those who are in the middle rank, and those states are best instituted wherein these are a larger and more respectable part, if possible, than both the other; or, if that cannot be, at least than either of them separate.

If some animals are good at hunting and others are suitable for hunting, then the Gods must clearly smile on hunting.

Wretched, ephemeral race, children of chance and tribulation, why do you force me to tell you the very thing which it would be most profitable for you not to hear? The very best thing is utterly beyond your reach: not to have been born, not to be, to be nothing. However, the second best thing for you is: to die soon.

To the sober person adventurous conduct often seems insanity.