The future is dark, which is the best thing the future can be, I think.

Our apparitions, the things you know us by, are simply childish. Beneath it is all dark, it is all spreading, it is unfathomably deep; but now and again we rise to the surface and that is what you see us by.

If Shakespeare had never existed, he asked, would the world have differed much from what it is today? Does the progress of civilization depend upon great men? Is the lot of the average human being better now that in the time of the Pharaohs?

to teach without zest is a crime.

I will achieve in my life - Heaven grant that it be not long - some gigantic amalgamation between the two discrepancies so hideously apparent to me. Out of my suffering I will do it. I will knock. I will enter.

Nothing thicker than a knife's blade separates happiness from melancholy.

To let oneself be carried on passively is unthinkable.