介绍:
When one door of happiness closes, another opens but we often look so long at the closed door that we don't see the one which has been opened for us.
一道幸福之门关闭了，就有另外一道门随之打开。但是，我们总是对那道已关上的门念念不忘，却忽略了那道已为我们打开的门。
