When the heart is dry the eye is dry.

So a voice in the mountain is enough to let loose an avalanche. A word too much may be followed by a caving in. If the word had not been spoken, it would not have happened.

The world of sleep has an existence of its own.

Work, which makes a man free, and thought, which makes him worthy of freedom.

That is the explanation of war, an outrage by humanity upon humanity in despite of humanity.

True or false, that which is said of men often occupies as important a place in their lives, and above all in their destinies, as that which they do.

To know, to think, to dream. That is everything.