A mathematician's work is never done; there are always more problems to solve.
I have always believed that the way to make money is to buy when everyone else is selling and to sell when everyone else is buying.
The minute you start compromising for the sake of mass appeal is the minute you're dead.
永远保持好奇心,突破往往就在那里发生。
The idea that higher wages necessarily lead to fewer jobs is too simplistic.