You can turn over a new leaf every hour if you choose.
如果你愿意，每小时都可以翻开新的一页。
真正的数学家始终是学生，永远在学习。
In the world of the internet, the most important thing is to focus on the customer experience.
Success comes from focusing on what you can control and letting go of what you cannot.
Quality is the lifeline of an enterprise.
令人惊讶的是，如果一个人花了一小笔钱不理解它，那么他理解它是多么困难。
The aim of proof is to understand, not just to verify.