成长型思维是相信每个人都能通过实践和经验改变和成长。

为什么一条狗，一匹马，一只耗子都有生命，而你却没有一丝的呼吸。

In the world of physics, we often find that the simplest questions are the hardest to answer.

The only way to be successful is to work hard and never give up.