"You can't have a good idea unless you have a lot of ideas."

"The problem of an atomic war must not be confused by minor problems such as Communism versus capitalism. An atomic war would kill everyone, left, right, or center."

"The greatest discovery of all time is that a person can change his future by merely changing his attitude."

"The department of chemistry [at Harvard] seemed to me to be rather uncooperative in that the different professors ran their own little groups...I just thought that I wouldn't feel at home there...."

"The greatest pleasure in life is doing what people say you cannot do."