You can never quit. Winners never quit, and quitters never win.
I just love it when people say I can't do something. There's nothing that makes me feel better, because all my life people have said I wasn't going to make it.
Over a three year period, I gave away half of what I had. To be honest, my hands shook as I signed it away. I knew I was taking myself out of the race to be the richest man in the world.