It is as clear as the sun and as evident as the day that there is no God and that there can be none.

Man first unconsciously and involuntarily creates God in his own image, and after this God consciously and voluntarily creates man in his own image.

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

The doctrine of foods is of great ethical and political significance. Food becomes blood, blood becomes heart and brain, thoughts and mind stuff. Human fare is the foundation of human culture and thought. Would you improve a nation? Give it, instead of declamations against sin, better food. Man is what he eats [Der Mensch ist, was er isst].

Man created God in his own image.

As we expand our knowledge of good books, we shrink the circle of men whose company we appreciate.