Complexity is your enemy. Any fool can make something complicated.
好比有一百扇门而只关上一扇,那么盗贼怎么就会没有地方进去呢 
当你点燃蜡烛时,你也投下了阴影。
许多人的名声如果在街上遇到自己的品德会互相不认识。
The only way to do great work is to love what you do.
The main thing is to keep the main thing the main thing.