Thomas Edison

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

Thomas Edison

The doctor of the future will give no medicine but will interest his patients in the care of the human frame, in diet and in the cause and prevention of disease.

Thomas Edison

The First 40 hours of work per week are for survival. Everything after that is for success.

Thomas Edison

The inventor tries to meet the demand of a crazy civilization.

Thomas Edison

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.

Thomas Edison

The perils of overwork are slight compared with the dangers of inactivity.

Thomas Edison

The three great essentials to achieve anything worth while are, first, hard work; second, stick-to-itiveness; third, common sense.

Thomas Edison

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

Thomas Edison

This problem, once solved, will be simple.

Thomas Edison

To do much clear thinking a person must arrange for regular periods of solitude when they can concentrate and indulge the imagination without distraction.

Thomas Edison