“Common sense is the collection of prejudices acquired by age eighteen.”

“It is harder to crack prejudice than an atom.”

“What a sad era when it is easier to smash an atom than a prejudice.”

“Wisdom is not a product of schooling but of the lifelong attempt to acquire it.”

“The development of science and of the creative activities of the spirit requires a freedom that consists in the independence of thought from the restrictions of authoritarian and social prejudice.”

“Few people are capable of expressing with equanimity opinions which differ from the prejudices of their social enviroment. Most people are incapable of forming such opinions."(Essay to Leo Baeck, 1953)”

“Excellence is doing a common thing in an uncommon way.”