My main purpose in life is to make money so I can afford to go on creating more inventions.

Success is the result of hard work.

When you have exhausted all possibilities, remember this - you haven't.

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

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.

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.

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