译文：我衰老得太厉害了!感慨平生交游的朋友渐渐零落，如今还剩下几个?白发空自垂下三千丈，对人间万事只能付之一笑。试问什么事物能让我真正欢喜?
A public-opinion poll is no substitute for thought.
The only thing that is impossible is the thing you don't try.
质量不是标签；它是一种标准。