Success is the product of the severest kind of mental and physical application.
We don't know a millionth of one percent about anything.
Success is based on imagination plus ambition and the will to work.
The three things that are most essential to achievement are common sense, hard work and stick-to-it-iv-ness.
The reason a lot of people do not recognize opportunity is because it usually goes around wearing overalls looking like hard work.
Accomplishing something provides the only real satisfaction in life.