More quotes by Thomas A. Edison

"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."
"Many of life's failures are people who did not realize how close they were to success when they gave up."
"I have friends in overalls whose friendship I would not swap for the favor of the kings of the world."