要写一封好的情书，你应该在不知道要说什么的情况下开始写，然后在不知道自己写了什么的情况下结束。

When you do something best in life, you don’t really want to give that up – and for me it’s tennis.

Don't chase the wind, build the windmill.

The world is a place of the living, and the dead have no place in it. The dead are nothing. They are not even a memory.

使我们成为人类的东西也是使我们脆弱的东西。

解释：大多数花类药材都有升散的作用，而旋覆花却有降气的作用，说明药材特性的多样性。

The difference between an ordeal and an adventure is your attitude.