There is no friend as loyal as a book.
你只要努力做义事,我还要把天下送给你。 
生活其实很简单,但我们坚持把它复杂化。
Man is always something more than what he knows about himself. He is not what he is simply once and for all, but is a process.
Keeping an active mind has been vital to my survival, as has been maintaining a sense of humor.
The key to sustainable growth is to continuously improve and adapt to changing circumstances.