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

The doctor of the future will give no medicine, but will involve the patient in the proper use of food, fresh air and exercise

Nature is what we know. We do not know the gods of religions. And nature is not kind, or merciful, or loving. If God made me - the fabled God of the three qualities of which I spoke: mercy, kindness, love - He also made the fish I catch and eat. And where do His mercy, kindness, and love for that fish come in? No; nature made us - nature did it all - not the gods of the religions.

Religion is all bunk.

Never Say I Failed 99 Times, Say I Discovered 99 Ways Which Causes Failure!

Of all my inventions, I liked the phonograph best

The value of a good idea is in using it.