If you don't make mistakes, you're not trying hard enough.
如果你不犯错误,说明你不够努力。
Psychological understanding comes from seeing function in action.
I don't believe in luck. I believe in hard work and persistence.
Real energy solutions come from real energy sources.
The world of the happy is quite another than that of the unhappy.
旧梦是好梦,没有实现,但是我很高兴我有过这些梦。