American inventor and businessman. He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures.
Be courageous. I have seen many depressions in business. Always America has emerged from these stronger and more prosperous. Be brave as your fathers before you. Have faith! Go forward!
Just because something doesn't do what you planned it to do doesn't mean it's useless.
Hell, there are no rules here - we're trying to accomplish something.
The best thinking has been done in solitude. The worst has been done in turmoil.
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.
I have friends in overalls whose friendship I would not swap for the favor of the kings of the world.
The chief function of the body is to carry the brain around.
I have not failed. I've just found 10,000 ways that won't work.
The reason a lot of people do not recognize opportunity is because it usually goes around wearing overalls looking like hard work.