Productivity is being able to do things that you were never able to do before.

The spirit becomes free only when it ceases to be a support.

He is a free and secure citizen of the world because he is on a chain that is long enough to allow him access to all parts of the earth, and yet not so long that he could be swept over the edge of it.

There was once a community of scoundrels, that is to say, they were not scoundrels, but ordinary people.

The experience of life consists of the experience which the spirit has of itself in matter and as matter, in mind and as mind, in emotion, as emotion, etc.

But what if all the tranquility, all the comfort, all the contentment were now to come to a horrifying end?

The whole visible world is perhaps nothing more than the rationalization of a man who wants to find peace for a moment.