Knowledge kills action; action requires the veils of illusion.

To explore the whole sphere of the modern soul, to have sat in every nook- my ambition, my torture, and my happiness

A labyrinthine man never seeks the truth, but only his Ariadne.

If Islam despises Christianity, it has a thousandfold right to do so: Islam at least assumes that it is dealing with men.

You may have enemies whom you hate, but not enemies whom you despise. You must be proud of your enemy: then the success of your enemy shall be your success too.

As soon as a religion comes to dominate it has as its opponents all those who would have been its first disciples.

What really makes one indignant about suffering isn't the thing itself but the senselessness of it.