If you want me to believe in God, you must make me touch him.

The first promise exchanged by two beings of flesh was at the foot of a rock that was crumbling into dust; they took as witness for their constancy a sky that is not the same for a single instant; everything changed in them and around them, and they believed their hearts free of vicissitudes. O children! always children!

Those authors into whose hands nature has placed a magic wand, with which they no sooner touch us than we forget the unhappiness in life, than the darkness leaves our soul, and we are reconciled to existence, should be placed among the benefactors of the human race.

The world is the house of the strong.

Only the bad man is alone.

Time, matter, space - all, it may be, are no more than a point.

My friend, you should blow out your candle in order to find your way more clearly.