My success and everything good that I have done, I owe to my mother.

The advance and perfecting of mathematics are closely joined to the prosperity of the nation.

If you know a country's geography, you can understand and predict its foreign policy.

Never interfere with an enemy in the process of destroying himself.

I cannot believe there is a god who punishes and rewards, for I see honest folk unlucky, and rogues unlucky.

Alexander, Caesar, Charlemagne, and I have founded empires. But on what did we rest the creations of our genius? Upon force. Jesus Christ founded his empire upon love; and at this hour millions of men would die for him.

Adversity is the midwife of genius