Religion is the dream of the human mind. But even in dreams we do not find ourselves in emptiness or in heaven, but on earth, in the realm of reality; we only see real things in the entrancing splendor of imagination and caprice, instead of in the simple daylight of reality and necessity.

To theology, ... only what it holds sacred is true, whereas to philosophy, only what holds true is sacred.

The joys of theory are the sweetest intellectual pleasures of life

Man created God in his own image.

[T]ruth is considered profane, and only illusion is sacred

For the religious the holy is truth, for the philosophic the truth is holy.

What else is the power of melody but the power of feeling? Music is the language of feeling; melody is audible feeling - feeling communicating itself.