More quotes by Thomas A. Edison

"To invent, you need a good imagination and a pile of junk."
"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."
"Many of life's failures are people who did not realize how close they were to success when they gave up."
"The three great essentials to achieve anything worthwhile are, first, hard work; second, stick-to-itiveness; third, common sense."