The concept of NP-completeness has provided a powerful tool for understanding the complexity of problems.

Whether you think you can or you think you can’t, you’re right.

你能做的最好的投资就是投资自己。

Your time is limited， so don’t waste it living someone else’s life.

政治语言旨在使谎言听起来真实，使谋杀显得可敬，给纯粹的空气以坚实的外表。

成功是一段旅程，而不是一个目的地。