"Faith, as well intentioned as it may be, must be built on facts, not fiction--faith in fiction is a damnable false hope."

"Remember, nothing that's good works by itself, just to please you. You have to make the damn thing work."

"The doctor of the future will give no medicine, but will educate his patients in the care of the human frame, in diet, and in the cause and prevention of disease."

"Many of life's failures are those who didn't know how close they were to success when they gave up."

"To invent, you need a good imagination and a pile of junk."

"We don't know a millionth of one percent about anything."

"I don't really think about anything too much. I live in the present. I move on. I don't think about what happened yesterday. If I think too much, it kind of freaks me out."

"It usually takes more than three weeks to prepare a good impromptu speech."

"I don't want to be anyone but the person I am."

"Living is easy with eyes closed, misunderstanding all you see."

"Indolence is a delightful but distressing state; we must be doing something to be happy."

"Learn to labour and to wait."