Man is a credulous animal, and must believe something in the absence of good grounds for belief, he will be satisfied with bad ones. – Bertrand Russell
Aristotle could have avoided the mistake of thinking that women have fewer teeth than men, by the simple device of asking Mrs. Aristotle to keep her mouth open while he counted. – Bertrand Russell
Fear is the main source of superstition, and one of the main sources of cruelty. To conquer fear is the beginning of wisdom. – Bertrand Russell
Organic life, we are told, has developed gradually from the protozoon to the philosopher, and this development, we are assured, is indubitably an advance. Unfortunately it is the philosopher, not the protozoon, who gives us this assurance. – Bertrand Russell