Damn your principles! Stick to your party.

Scientific, like spiritual truth, has ever from the beginning been descending from heaven to man.

Man is not the creature of circumstances, circumstances are the creatures of men. We are free agents, and man is more powerful than matter.

Everything in this world depends upon will.

We are now in want of an art to teach how books are to be read rather than to read them. Such an art is practicable.

I must follow the people. Am I not their leader?

I believe absence is a great element of charm.