There may be people who have more talent than you, but there's no excuse for anyone to work harder than you do - and I believe that.
It's a staggering transition for high school students that found they could study five hours a week and make As and Bs.
There are three signs of senility. The first sign is that a man forgets his theorems. The second sign is that he forgets to zip up. The third sign is that he forgets to zip down.

