Thomas A. Edison

I find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

I find my greatest pleasure, and so my reward, in the work that precedes what the world calls success.

Hell, there are no rules here - we're trying to accomplish something.

Hell, there are no rules here - we're trying to accomplish something.

I never once made a discovery ... I speak without exaggeration that I have constructed three thousand different theories in read more

I never once made a discovery ... I speak without exaggeration that I have constructed three thousand different theories in connection with the electric light ... Yet in only two cases did my experiments prove the truth of my theory.

There is no expedient to which a man will not go to avoid the labor of thinking.

There is no expedient to which a man will not go to avoid the labor of thinking.

I have friends in overalls whose friendship I would not swap for the favor of the kings of the world.

I have friends in overalls whose friendship I would not swap for the favor of the kings of the world.