Nearly every man who develops an idea works it up to the point where it looks impossible, and then he gets discouraged. That's not the place to become discouraged.Thomas Edison
When you have shot one bird flying you have shot all birds flying. They are all different and they fly in different ways but the sensation is the same and the last one is as good as the first.Ernest Hemingway
Desire is the starting point of all achievement, not a hope, not a wish, but a keen pulsating desire which transcends everything.Napoleon Hill