One of the greatest discoveries a man makes, one of his great surprises, is to find he can do what he was afraid he couldn't do.

He who believes he can and he who believes he cannot are both correct.

The most important history is the history we make today.

Mr Edison gave America just what was needed at that moment in history. They say that when people think of me, they think of my assembly line. Mr. Edison, you built an assembly line which brought together the genius of invention, science and industry.

The whole key of the profitable everyday living will be to discover out what's one's future to try and do, and after that do it.

Anyone who keeps learning stays young.

He who would really benefit mankind must reach them through their work.