Mysticism is, in essence, little more than a certain intensity and depth of feeling in regard to what is believed about the universe. - Bertrand Russell

The fact that a belief has a good moral effect upon a man is no evidence whatsoever in favor of its truth.

If any philosopher had been asked for a definition of infinity, he might have produced some unintelligible rigmarole, but he would certainly not have been able to give a definition that had any meaning at all.

"Speaking psycho-analytically, it may be laid down that any "great ideal" which people mention with awe is really an excuse for inflicting pain on their enemies. Good wine needs no bush, and good morals need no bated breath."