It is not work that kills men; it is worry. Work is healthy; you can hard put more upon a man than he can bear. Worry is rust upon the blade. It is not the revolution that destroys the machinery, but the friction.

There is no liberty to men whose passions are stronger than their religious feelings; there is no liberty to men in whom ignorance predominates over knowledge; there is no liberty to men who know not how to govern themselves.

Fear is the soul's signal for rallying.

Books are the true metempsychosis,--they are the symbol and presage of immortality. The dead men are scattered, and none shall find them. Behold they are here! they do but sleep.

It is not merely cruelty that leads men to love war, it is excitement.

I read for three things; first, to know what the world has done the last twenty-four hours, and is about to do today; second, for the knowledge that I specially want in my work; and third, for what will bring my mind into a proper mood.

Selfishness at the expense of others happiness is demonism.