I have determined that there is no market for talking pictures

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.

I consider Paine our greatest political thinker. As we have not advanced, and perhaps never shall advance, beyond the Declaration and Constitution, so Paine has had no successors who extended his principles.

Invention is 1% inspiration and 99% perspiration

Whatever the mind of man creates, should be controlled by man's character.

I believe that the science of chemistry alone almost proves the existence of an intelligent creator.

Never be discouraged, because every wrong turn attempt, when left behind you, is another step forward taking you closer to your goals.