I am so deaf I am debarred from hearing all the time articulation and have to depend on the judgment of others.

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

Books will soon be obsolete in the schools... Our school system will be completely changed in the next ten years.

I start where the last man left off. What the mind of man can conceive and believe, the mind of a man can achieve.

When I have fully decided that a result is worth getting I go ahead of it and make trial after trial until it comes.

My success is due more to my ability to work continuously on one thing without stopping than to any other single quality.

Education isn't play--and it can't be made to look like play. It is hard, hard work. But it can be made interesting work.

An average American loves his family. If he has any love left over for some other person, he generally selects Mark Twain.

A teacher sent the following note home with a six-year-old boy 'He is too stupid to learn.' That boy was Thomas A. Edison.

His genius he was quite content in one brief sentence to define; Of inspiration one percent, of perspiration, ninety nine.

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.

It is astonishing what an effort it seems to be for many people to put their brains definitely and systematically to work.

Everyone steals in commerce and industry. I've stolen a lot, myself. But I know how to steal! They don't know how to steal!

Inspiration can be found in a pile of junk. Sometimes, you can put it together with a good imagination and invent something.

People are not remembered by how few times they fail, but by how often they succeed. Every wrong step is another step forward

No, I haven't failed thousands of times. On the contrary, I have successfully eliminated thousands of ideas that do not work!

A good idea is never lost. Even though its originator or possessor may die, it will someday be reborn in the mind of another.

For faith, as well intentioned as it may be, must be built on facts, not fiction - faith in fiction is a damnable false hope.

The first requisite of success is the ability to apply your physical and mental energies to one problem without growing weary.

The doctor of the future will give no medicine, but will involve the patient in the proper use of food, fresh air and exercise

Radio is just a fashion contrivance that will soon die out. It is obvious that there never will be invented a proper receiver!

From his neck down a man is worth a couple of dollars a day, from his neck up he is worth anything that his brain can produce.

Of the 200 light bulbs that didn't work, every failure told me something that I was able to incorporate into the next attempt.

I didn’t fail ten thousand times. I successfully eliminated, ten thousand times, materials and combinations which wouldn’t work.

I have not failed. I've just found 10,000 foundations and individual donors whose priorities don't align with my organization's.

First, study the present construction. Second, ask for all past experiences ...study and read everything you can on the subject.

Focus on how the end-user customers perceive the impact of your innovation - rather than on how you, the innovators, perceive it.

The doctor of the future will no longer treat the human frame with drugs, but rather will cure and prevent disease with nutrition.

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

I have far more respect for the person with a single idea who gets there than for the person with a thousand ideas who does nothing.

Not only will atomic power be released, but someday we will harness the rise and fall of the tides and imprison the rays of the sun.

The brain can be developed just the same as the muscles can be developed, if on will only take the pains to train the mind to think.

What is a college? An institute of learning. What is a business? An institute of learning. Life, itself, is an institute of learning.

Never be discouraged, because every wrong turn attempt, when left behind you, is another step forward taking you closer to your goals.

My mind is incapable of conceiving such a thing as a soul. I may be in error, and man may have a soul; but I simply do not believe it.

Large portions of life's disappointments are individuals who did not understand that they were so near achievement when they surrendered.

There cannot be overproduction of anything which men and women want. And their wants are unlimited, except by the size of their stomachs.

Five percent of the people think; ten percent of the people think they think; and the other eighty-five percent would rather die than think.

Surprises and reverses can serve as an incentive for great accomplishment. There are no rules here, we're just trying to accomplish something.

The only time I really become discouraged is when I think of all the things I would like to do and the little time I have in which to do them.

Baseball is the greatest of American games. Some say football, but it is my firm belief, and it shall always be, that baseball has no superior.

Restlessness is discontent and discontent is the first necessity of progress. Show me a thoroughly satisfied man and I will show you a failure.

I have never seen the slightest scientific proof of the religious ideas of heaven and hell, of future life for individuals, or of a personal God.

We are striking it big in the electric light, better than my vivid imagination first conceived. Where this thing is going to stop Lord only knows.

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.

The great trouble is that the preachers get the children from six to seven years of age and then it is almost impossible to do anything with them.

I have better use for my brain than to poison it with alcohol. To put alcohol in the human brain is like putting sand in the bearings of an engine.

Personally, I enjoy working about 18 hours a day. Besides the short catnaps I take each day, I average about four to five hours of sleep per night.

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.

I have been at work for some time building an apparatus to see if it is possible for personalities which have left this earth to communicate with us.

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