Where there are no men, be thou a man. He took a stumbling block and turned it into a stepping stone. Great works are performed not by strength but by perseverance. The difference between an optimist and a pessimist is that the pessimist is usually better informed. Even if you have all the motivation and enthusiasm in the world, the minute you put off a task until tomorrow, you are the same as the person with none.
Life is like a game of cards.
If you're time isn't up, not even a doctor can kill you. The closest to perfection a person ever comes is when he fills out a job application. Even if you're on the right track, you'll get run over if you just sit there. Remember, no one can make you feel inferior without your consent. In every crisis, against all odds, a few uncommon people throw caution to the wind, ready to protect the weak, uphold excellence, defend the rule of law, or just make the world slightly better.