Leadership means making tough decisions today for a better tomorrow.
The pursuit of mathematical knowledge is a journey that never ends.
每个圣人都有过去,每个罪人都有未来。
改变是困难的,但对于进步是必要的。
记忆是个奇怪的东西。它的运作方式和我所想的不同。我们如此受时间束缚,受其顺序约束。