There's sometimes a tugging feeling you get to push further when you aren't being challenged enough or when things get too comfortable.

Bad luck with women is a determined man's road to success. For every affliction, he makes, out of indignation, yet another advancement in order to exceed the man that the woman chose over him. This goes to show that great men are made great because they once learned how to fight the feeling of rejection.

The pressure of adversity is the most powerful sustainer of accountability. It's as though everything you do is multiplied by 50 in order to surpass those with a head-start. I was never capable of slacking when at the threshold of failure.

An encouraged person will eventually get his drive from encouragement; he becomes more dependent. A person that never really receives encouragement learns to move out of spite; he becomes more independent.

Their doubt is your fuel for dreams. You just have to drive.