The past is a shadow, and the future is a dream. All we ever have is now.
过去是阴影,未来是梦想。我们拥有的只有现在。
The study of algorithms is the study of methods for solving problems on a computer.
Every time you lose, it hurts. But you have to get back up and keep going.
Innovation is not just about creating something new, but about making what exists better.