古之立言者,皆有所为而为之,非苟而已也。
古代著书立说的人,都是有所为而为之,不是随便写写的。
I'm not a role model, I'm a real model.
你永远无法如你所愿那般彻底了解一个人。
Chrome-free isn't enough; we need guilt-free.
制革厂的废水是其价值观最真实的衡量标准。
A mathematician is a device for turning coffee into theorems.