"The only thing to do with good advice is to pass it on. It is never of any use to oneself."
世界称之为不道德的书籍，其实是展示世界自身羞耻的书籍。
办一件事都不能善始善终，就不要做很多事。
The beauty of computational complexity lies in its ability to classify problems based on their inherent difficulty.
The most important property of a program is whether it accomplishes the intention of its user.