未来只是一个我们用来逃避现在的概念。
The only thing to do with good advice is to pass it on. It is never of any use to oneself.
The urban artifact is a work of art and a historical document.
计算机科学中最强大的工具不是计算机本身，而是人类的思维。
The past is a foreign country; they do things differently there.
