Top 51 Quotes by Thomas A. Edison

Show me a thoroughly satisfied man and I will show you a failure.

Discontent is the first necessity of progress.

The reason a lot of people do not recognize opportunity is because it usually goes around wearing overalls looking like hard work.

Great ideas originate in the muscles.

Non-violence leads to the highest ethics, which is the goal of all evolution. Until we stop harming all other living beings, we are still savages.

There is far more opportunity than there is ability.

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

To invent, you need a good imagination and a pile of junk.

Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.

I am proud of the fact that I never invented weapons to kill.