If you can’t make a mistake, you can’t make anything.
Marva Collins
Teachers open the door. You enter by yourself
Chinese saying
Learn to see things backwards, inside out and upside down
John Heider
If a man empties his purse into his head, no man can take it away from him. An investment in knowledge always pays the best interest.
Benjamin Franklin
When the sun is shining I can do anything; no mountain is too high, no trouble to difficult to overcome.
Wilma Rudolph
You got to be careful if you don’t know where you’re going, because you might not get there.
Yogi Berra
All the best things that I did at Apple came from (a) not having money and (b) not having done it before, ever.
Steve Wozniak, Apple