The moment of betrayal is the worst, the moment when you know beyond any doubt that you've been betrayed: that moment when you're glad to die.
人性本善，但罪恶的社会环境使人变坏了。
The best way to be happy is to be kind.
华为一新员工，刚到华为时，就公司的经营战略问题，写了一封“万言书”给任正非，任正非批复
You can discover what your enemy fears most by observing the means he uses to frighten you.
Don't be embarrassed by your failures, learn from them and start again.