Success is not final, failure is not fatal: it is the courage to continue that counts.
成功不是终点,失败也不是致命的:重要的是继续前进的勇气。
Always listen to your gut. It knows what your head hasn’t figured out yet.
It's far better to buy a wonderful company at a fair price than a fair company at a wonderful price.
多项式时间归约的概念对于理解NP完全问题的结构至关重要。