In a morbid condition of the brain, dreams often have a singular actuality, vividness, and extraordinary semblance of reality. At times monstrous images are created, but the setting and the whole picture are so truth-like and filled with details so delicate, so unexpectedly, but so artistically consistent, that the dreamer, were he an artist like Pushkin or Turgenev even, could never have invented them in the waking state. Such sick dreams always remain long in the memory and make a powerful impression on the overwrought and deranged nervous system.

Was it all put into words, or did both understand that they had the same thing at heart and in their minds, so that there was no need to speak of it aloud, and better not to speak of it?

Above all, do not lie to yourself.

You ache with it all; and the more mysterious it is, the more you ache.

I wanted to discuss the suffering of humanity in general, but perhaps we'd better confine ourselves to the sufferings of children.

How many ideas have there been in the history of man which were unthinkable ten years before they appeared?

One must first learn to live oneself before one blames others.