461 Quotes by Thomas A. Edison

Interest is the invention of Satan.

Fools call wise men fools. A wise man never calls any man a fool.

Nobody knows whether our personalities pass on to another existence or sphere, but if we can evolve an instrument so delicate to be manipulated by our personality as it survives in the next life such an instrument ought to record something...

Restlessness and discontent are the first necessities of progress.

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

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.

The most necessary task of civilization is to teach people how to think. It should be the primary purpose of our public schools. The mind of a child is naturally active, it develops through exercise. Give a child plenty of exercise, for body and brain. The trouble with our way of educating is that it does not give elasticity to the mind. It casts the brain into a mold. It insists that the child must accept. It does not encourage original thought or reasoning, and it lays more stress on memory than observation.

Success is 10 percent inspiration and 90 percent perspiration.

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