"Failures are people who did not know how close they were to success when they gave up." -Thomas Edison.
"You never can say you have failed till you have stopped trying." -Paul Theunissen.
"Imagination is more important than knowledge. For knowledge is limited, whereas imagination embraces the entire world, stimulating progress, giving birth to evolution." -Albert Einstein.
"Because the ones who think they can change the world are the ones that do..." -Steve Jobs