每一种化学结合完全且仅仅依赖于两种对立的力量，即正电和负电。
If you want something you've never had, you must be willing to do something you've never done.
A first sign of the beginning of understanding is the wish to die.
You think when you wake up in the mornin yesterday don't count. But yesterday is all that does count. What else is there? Your life is made out of the days it's made out of. Nothin else.
建筑业必须进化，否则就有被淘汰的风险。
"The truth is rarely pure and never simple."