If parents would only realize how they bore their children.

For the pre-Darwinian age had come to be regarded as a Dark Age in which men still believed that the book of Genesis was a standard scientific treatise, and that the only additions to it were Galileo'a demonstration of Leonardo da Vinci's simple remark that the earth is a moon of the sun, Sir Humphrey Davy's invention of the safety lamp, the discovery of electricity, the application of steam to industrial purposes, and the penny post.

A modern gentleman [rich person] is necessarily the enemy of his country. Even in war he does not fight to defend it, but to prevent his power of preying on it from passing to a foreigner.

If you cannot attain knowledge without torturing a dog, you must do without knowledge.

Poverty blights whole cities; spreads horrible pestilences; strikes dead the very souls of all who come within sight, sound, or smell of it

There are two things necessary to Salvation.... Money and gunpowder.

In a battle all you need to make you fight is a little hot blood and the knowledge that it's more dangerous to lose than to win.