I've learned that failure is just part of the process, and you can't let it define you.
User needs always come first, and what we need to do is continuously meet their demands.
世界充满了光明和生命,真正的罪恶是对此不感兴趣。
在物理学的世界里,我们经常发现最简单的问题最难回答。
Mathematics is the art of asking the right questions and then finding their answers.