When you have exhausted all possibilities, remember this - y... - Thomas A. Edison

"To invent, you need a good imagination and a pile of junk."

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

"Many of life's failures are people who did not realize how close they were to success when they gave up."

"Many of life's failures are people who did not realize how close they were to success when they gave up."

"I have not failed. I've just found 10,000 ways that won't work."