To do great things is difficult; but to command great things is more difficult.

It is absolutely impossible for a subject to see or have insight into something while leaving itself out of the picture, so impossible that knowing and being are the most opposite of all spheres.

We fear our neighbor's hostile mood because we are afraid that this mood will lead him to penetrate our secrets.

Every philosophy is the philosophy of some stage of life.

Whatever we think about and question a lot becomes questionable.

I am not bigoted enough for a system-and not even for my system.

At the bottom of all these noble races the beast of prey, the splendid blond beast, prowling about avidly in search of spoil and victory.