The English are not an inventive people; they don’t eat enough pie.

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

Our schools are not teaching students to think. It is astonishing how many young people have difficulty in putting their brains definitely and systematically to work

Great ideas originate in the muscles.

When I have fully decided that a result is worth getting I go ahead of it and make trial after trial until it comes.

I start where the last man left off.

There is far more opportunity than there is ability.

Anything that won't sell, I don't want to invent. Its sale is proof of utility, and utility is success.

One might think that the money value of an invention constitutes its reward to the man who loves his work. But... I continue to find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

The value of an idea lies in the using of it.