He is a fool who leaves things close at hand to follow what is out of reach.

Courage stands halfway between cowardice and rashness, one of which is a lack, the other an excess of courage.

A fool cannot hold his tongue.

Good fortune will elevate even petty minds, and give them the appearance of a certain greatness and stateliness, as from their high place they look down upon the world; but the truly noble and resolved spirit raises itself, and becomes more conspicuous in times of disaster and ill fortune.

It is the admirer of himself, and not the admirer of virtue, that thinks himself superior to others.

Alexander esteemed it more kingly to govern himself than to conquer his enemies.

And Archimedes, as he was washing, thought of a manner of computing the proportion of gold in King Hiero's crown by seeing the water flowing over the bathing-stool. He leaped up as one possessed or inspired, crying, "I have found it! Eureka!".