I've never made a mistake. I've only learned from experience.
The inventor can't do it all, you've got to change people. We have an enormous capacity to invent super-machinery. But our desire to install the device is weak. Human inertia is the problem, not invention. Something in man makes him resist change.
Great ideas originate in the muscles.
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.
The stomach is the only part of man which can be fully satisfied. The yearning of man's brain for new knowledge and experience and for more pleasant and comfortable surroundings never can be completely met. It is an appetite which cannot be appeased.
Even though I am nearly deaf, I seem to be gifted with a kind of inner hearing which enables me to detect sounds and noises which the ordinary person does not hear.
Large portions of life's disappointments are individuals who did not understand that they were so near achievement when they surrendered.
Just because something doesn't do what you planned it to do doesn't mean it's useless.
I have had a lot of success with failure
Most of the exercise I get is from standing and walking around laboratory tables all day. I derive more benefit and entertainment from this than some of my friends and competitors get from playing games like golf.
I am quite correctly described as 'more of a sponge than an inventor....'
To have a great idea, have a lot of them.
We haven't failed. We now know a thousand things that won't work, so we are much closer to finding what will.
There is a better way to do it - Find it!
Be courageous. I have seen many depressions in business. Always America has emerged from these stronger and more prosperous. Be brave as your fathers before you. Have faith! Go forward!
The first requisite of success is the ability to apply your physical and mental energies to one problem without growing weary.
I never once failed at making a light bulb. I just found out 99 ways not to make one.
My main purpose in life is to make money so I can afford to go on creating more inventions.
We have merely scratched the surface of the store of knowledge which will come to us. I believe that we are now, a-tremble on the verge of vast discoveries - discoveries so wondrously important they will upset the present trend of human thought and start it along completely new lines .
If I had not had so much ambition and not tried to do so many things, I probably would have been happier, but less useful.
There cannot be overproduction of anything which men and women want. And their wants are unlimited, except by the size of their stomachs.
This problem, once solved, will be simple.
IF PARENTS PASS ENTHUSIASM ALONG TO THEIR CHILDREN, THEY WILL LEAVE THEM AN ESTATE OF INCALCULABLE VALUE
There is much more opportunity than there are people to see it.
First, study the present construction. Second, ask for all past experiences ...study and read everything you can on the subject.
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