I would rather be a devil in alliance with truth, than an angel in alliance with falsehood.

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.

My only wish isto transform friends of God into friends of man, believers into thinkers, devotees of prayer into devotees of work, candidates for the hereafter into students of the world, Christians who, by their own procession and admission, are half animal, half angel into persons, into whole persons.

The task of the modern era was the realization and humanization of God – the transformation and dissolution of theology into anthropology.

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

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.

In the consciousness of the infinite, the conscious subject has for his object the infinity of his own nature.