More quotes by Thomas A. Edison

"Genius is one percent inspiration, ninety-nine percent perspiration."
"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."
"If we did all the things we are capable of, we would literally astound ourselves."
"The three great essentials to achieve anything worthwhile are, first, hard work; second, stick-to-itiveness; third, common sense."