因此，教学艺术无非是时间、科目和方法的巧妙安排。
我不是完美主义者，但我喜欢把事情做好。
"The reason death sticks so closely to life isn't biological necessity—it's envy. Life is so beautiful that death has fallen in love with it, a jealous, possessive love that grabs at what it can."
The beauty of mathematics only shows itself to more patient followers.
Vote for the man who promises least; he'll be the least disappointing.
Leadership is not about being in charge. It's about taking care of those in your charge.