There are three classes of men; lovers of wisdom, lovers of honor, and lovers of gain.

We are like people looking for something they have in their hands all the time; we're looking in all directions except at the thing we want, which is probably why we haven't found it.

Upon consideration of the central question of the moon's toughness there can be little doubt. It is hella tough.

A fit of laughter, which has been indulged to excess, almost always produces a violent reaction.

Better a good enemy than a bad friend.

The tools which would teach men their own use would be beyond price.

The god, O men, seems to me to be really wise; and by his oracle to mean this, that the wisdom of this world is foolishness and of none effect.