Those who believe in God because their experience of life and the facts of nature prove his existence must have led sheltered lives and closed their hearts to the voice of their brothers' blood.

There is thus a certain plausibility to Nietzsche's doctrine, though it is dynamite. He maintains in effect that the gulf separating Plato from the average man is greater than the cleft between the average man and a chimpanzee.

Success is no proof of virtue. In the case of a book, quick acclaim is presumptive evidence of a lack of substance and originality.

Mundus vult decipi: the world wants to be deceived. The truth is too complex and frightening; the taste for the truth is an acquired taste that few acquire…. ….The world winks at dishonesty. the world does not call it dishonesty

Reason may not always tell us what to believe, but it can help us on what we shouldn't believe.

Faith means intense, usually confident, belief that is not based on evidence sufficient to command assent from every reasonable person.

The deepest difference between religions is not that between polytheism and monotheism.