We admit, in geometry, not only infinite magnitudes, that is to say, magnitudes greater than any assignable magnitude, but infinite magnitudes infinitely greater, the one than the other. This astonishes our dimension of brains, which is only about six inches long, five broad, and six in depth, in the largest heads.

This is no time to make new enemies.

Once the people begin to reason, all is lost

Wherever my travels may lead, paradise is where I am.

What would constitute useful history? That which should teach us our duties and our rights, without appearing to teach them.

I also know that we must cultivate our garden. For when man was put in the Garden of Eden, he was put there ut operaretur eum, to work; which proves that man was not born for rest.

Tyrants have always some slight shade of virtue; they support the laws before destroying them.