Genius is one percent inspiration, ninety-nine percent perspiration.
There is no subsitute for hard work.
There cannot be overproduction of anything which men and women want. And their wants are unlimited, except by the size of their stomachs.
Nature is truly wonderful. Only man is truly foul.
An average American loves his family. If he has any love left over for some other person, he generally selects Mark Twain.
The doctor of the future will no longer treat the human frame with drugs, but rather will cure and prevent disease with nutrition.