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

Wherever morality is based on theology, wherever the right is made dependent on divine authority, the most immoral, unjust, infamous things can be justified and established.

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.

What yesterday was still religion is no longer such today; and what today is atheism, tomorrow will be religion.

Theology is Anthropology... [T]he distinction which is made, or rather supposed to be made, between the theological and anthropological predicates resolves itself into an absurdity.

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

Christianity set itself the goal of fulfilling man’s unattainable desires, but for that very reason ignored his attainable desires. By promising man eternal life, it deprived him of temporal life, by teaching him to trust in God’s help it took away his trust in his own powers; by giving him faith in a better life in heaven, it destroyed his faith in a better life on earth and his striving to attain such a life. Christianity gave man what his imagination desires, but for that very reason failed to give him what he really and truly desires.