The act of writing is an act of optimism. You would not take the trouble to do it if you felt it didn't matter.
The most important part of teaching is to teach what it is to know.
你不是在建立企业,你是在培养人,然后由人来建立企业。
I have held many things in my hands, and I have lost them all; but whatever I have placed in God's hands, that I still possess.