The money one gets for selling one's soul is always spent in deadening one's conscience, so the net gain at the end of a lifetime is no greater than if the diabolic bargain had not been struck.
Barring serious accidents, if you are not preoccupied with worry and you work hard, you can look forward to a reasonably lengthy existence.... Its not the hard work that kills, its the worrying that kills.
X-rays ... I am afraid of them. I stopped experimenting with them two years ago, when I came near to losing my eyesight and Dally, my assistant practically lost the use of both of his arms.
When there's no experimenting there's no progress. Stop experimenting and you go backward. If anything goes wrong, experiment until you get to the very bottom of the trouble.
There's a way to do it better - find it.
Being busy does not always mean real work.
A failure teaches you that something can't be done-that way.
Youth doesn't take advice.
My main purpose in life is to make money so I can afford to go on creating more inventions.
To invent, you need a good imagination and a pile of junk.
I can never pick up a thing without wishing to improve it.
We shall have no better conditions in the future if we are satisfied with all those which we have at present.
To have a great idea, have a lot of them.
Nothing that's good works by itself, you've got to make the damn thing work.
I've realized that most of my best ideas have followed a good night's sleep.
This problem, once solved, will be simple.
I would rather have one man with enthusiasm working with me than ten who are complacent.
To my mind the old masters are not art; their value is in their scarcity.
Negative results are just what I want. They’re just as valuable to me as positive results. I can never find the thing that does the job best until I find the ones that don’t.
Failure is really a matter of conceit. People don't work hard because, in their conceit, they imagine they'll succeed without ever making an effort. Most people believe that they'll wake up some day and find themselves rich. Actually, they've got it half right, because eventually they do wake up.
Sticking to it is the genius.
I am more of a sponge than an inventor. I absorb ideas from every source. I take half-matured schemes for mechanical development and make them practical. I am a sort of a middleman between the long-haired and impractical inventor and the hard-headed business man who measures all things in terms of dollars and cents. My principal business is giving commercial value to the brilliant but misdirected ideas of others.
I've never made a mistake. I've only learned from experience.
Genius is 1 percent inspiration, 99 percent perspiration.
I'd put my money on the sun and solar energy. What a source of power! I hope we don't have to wait until oil and coal run out before we tackle that.
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