Kind-hearted people might of course think there was some ingenious way to disarm or defeat the enemy without too much bloodshed， and might imagine this is the true goal of the art of war. Pleasant as it sounds， it is a fallacy that must be exposed: War is such a dangerous business that mistakes that come from kindness are the very worst.
仁慈的人容易认为，一定有一种巧妙的方法，不必造成太大的伤亡就能解除敌人的武装或者打垮敌人，并且认为这是军事艺术真正发展的方向。这种看法不管多么美妙，都是必须消除的错误思想，因为在像战争这么危险的事情中，由仁慈而产生的错误思想正是最为有害的。
我们需要像看待识字和算术一样看待数字技能。
What appears good to one may appear evil to another， and vice versa.
The best way to predict the future is to create it.
Every piece of plastic we produce should have a plan for its entire lifecycle.
Immediately pay what you owe to vendors， workers， contractors. They will go out of their way to work with you first next time.
数学的目标不是解决问题，而是理解问题。
不要弄乱我的圆！（据传是罗马士兵入侵时，阿基米德临终前的话）
The only thing that can make you a legend is your dedication.