除非我们完全接受自己的现状，否则我们无法改变，无法摆脱现在的自己。
There is danger from all men. The only maxim of a free government ought to be to trust no man living with power to endanger the public liberty.
追求数学真理是一项崇高的努力。
Remember, hope is a good stuff, maybe the best thing, and no good stuff will fade away!