真正的创新来自于解决现实世界的问题。

Success is not about luck; it's about hard work, determination, and learning from failure.

The world won't remember what you say, but it will never forget what you do.

凡事都有困难应考虑周详，行动上要顾虑缺失，想一想自己的行为，都有许多差错。