煤炭研究和DNA工作同样重要。

I think that it's important to have a sense of humor in life. It helps you get through the tough times.

The novel is not the author's confession; it is an investigation of human life in the trap the world has become.

关心是某事物确实重要的状态。

领导力就是做出艰难的决定并坚持下去。

释义：圆的器物容易滚动，而方的器物则易于停止，这是器物的差异；金属刚硬而水则柔弱，这是它们的物性不同。