All the trouble in the world is due to the fact that man cannot sit still in a room.

Those who make antitheses by forcing the sense are like men who make false windows for the sake of symmetry. Their rule is not to speak justly, but to make accurate figures.

That a religion may be true, it must have knowledge of our nature.

He who cannot believe is cursed, for he reveals by his unbelief that God has not chosen to give him grace.

Man is equally incapable of seeing the nothingness from which he emerges and the infinity in which he is engulfed.

Something incomprehensible is not for that reason less real.

The property of power is to protect.