The doctor of the future will no longer treat the human frame with drugs, but rather will cure and prevent disease with nutrition.

It is astonishing what an effort it seems to be for many people to put their brains definitely and systematically to work.

I never pick up an item without thinking of how I might improve it. I never perfected an invention that I did not think about in terms of the service it might give others. I want to save and advance human life, not destroy it. I am proud of the fact that I never invented weapons to kill. The dove is my emblem.

Success is 90% perspiration and 10% inspiration!

The reason a lot of people do not recognize opportunity is because it usually goes around wearing overalls looking like hard work.

Two per cent. is genius, and ninety-eight per cent. is hard work.

I would rather have one man with enthusiasm working with me than ten who are complacent.