除了鲜血、劳作、泪水和汗水，我没有其他可奉献的。

Don’t tell people how to do things, tell them what to do and let them surprise you with their results.

In the face of challenges, we must have the courage and wisdom to overcome difficulties.

我学会了不能控制一切，有时候你只能放手。

知识的增长是解决问题的关键。