A classification is a definition comprising a system of definitions.

Religion must completely encircle the spirit of ethical man like his element, and this luminous chaos of divine thoughts and feelings is called enthusiasm.

A good preface must be the root and the square of the book at the same time.

The genuine priest always feels something higher than compassion.

Think of something finite molded into the infinite, and you think of man.

A classical work doesn't ever have to be understood entirely. But those who are educated and who are still educating themselves must desire to learn more and more from it.

Because Christianity is a religion of death, it could be treated with the utmost realism, and it could have its orgies, just likethe old religion of nature and life.