Thomas A. Edison

Maturity is often more absurd than youth and very frequently is most unjust to youth.

Maturity is often more absurd than youth and very frequently is most unjust to youth.

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.

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 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.

I never did anything by accident, nor did any of my inventions come by accident; they came by work.

I never did anything by accident, nor did any of my inventions come by accident; they came by work.