The greatest discoveries will be along spiritual lines. This is the field where miracles are going to happen. Spiritual power is the greatest underdeveloped power and has the greatest future.

Baseball is the greatest of American games. Some say football, but it is my firm belief, and it shall always be, that baseball has no superior.

It is very beautiful over there. (last words)

Do the thing and the power will come.

I'd put my money on the sun and solar energy. What a source of power! I hope we don't have to wait until oil and coal run out before we tackle that.

The three great essentials to achieve anything worth while are: Hard work, Stick-to-itiveness, and Common sense.

I owe my success to the fact that I never had a clock in my workroom. Seventy-five of us worked twenty hours every day and slept only four hours - and thrived on it.