Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.
Genius is one percent inspiration and ninety-nine percent perspiration.
I have not failed. I've just found 10,000 ways that won't work.
There is no substitute for hard work.
There's a way to do it better - find it.
Opportunity is missed by most people because it is dressed in overalls and looks like work.
The three great essentials to achieve anything worth while are: Hard work, Stick-to-itiveness, and Common sense.
Many of life's failures are people who did not realize how close they were to success when they gave up.
If we did all the things we are capable of, we would literally astound ourselves.
Being busy does not always mean real work. The object of all work is production or accomplishment and to either of these ends there must be forethought, system, planning, intelligence, and honest purpose, as well as perspiration. Seeming to do is not doing.
Just because something doesn't do what you planned it to do doesn't mean it's useless.
What you are will show in what you do.
I never did a day's work in my life. It was all fun.
The best thinking has been done in solitude. The worst has been done in turmoil.
To invent, you need a good imagination and a pile of junk.
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.
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.
The chief function of the body is to carry the brain around.
Results! Why, man, I have gotten a lot of results. I know several thousand things that won't work.
They say President Wilson has blundered. Perhaps he has, but I notice he usually blunders forward.