"I’m a very positive thinker, and I think that is what helps me the most in difficult moments."
For as long as I can remember, Mom has been a middle-aged woman, but no one told me she used to be a young girl.
成为一家受人尊敬的互联网公司，而不仅仅是一家大公司。
A problem is in P if it can be solved quickly by a computer, and in NP if a solution can be verified quickly.
Time is the greatest healer.