There exists above the "productive" man a yet higher species.

The disappointed one speaks. I searched for great human beings; I always found only the apes of their ideals.

You gave him an opportunity of showing greatness of character and he did not seize it. He will never forgive you for that.

It is certainly not the least charm of a theory that it is refutable; it is precisely thereby that it attracts the more subtle minds. It seems that the hundred-times-refuted theory of the "free will" owes its persistence to this charm alone; some one is always appearing who feels himself strong enough to refute it.

Many a one cannot loosen his own fetters, but is nevertheless his friend's emancipator.

People live for the morrow, because the day-after-to-morrow is doubtful.

I have learned to walk: since then I have run. I have learned to fly: since then I do not have to be pushed in order to move. Now I am nimble, now I fly, now I see myself under myself, now a god dances within me.