领导力的艺术在于让别人愿意去做你希望他们做的事情。
Leadership is the art of getting someone else to do something you want done because he wants to do it.
追求数学知识是一场永无止境的冒险,充满了挑战、惊喜和解决不可解问题的满足感。
最好的书是那些告诉你你已经知道的东西的书。