过去从未消逝，它甚至从未过去。

Architecture is a social art; it must respond to the needs of society.

The art of algorithm design is not just in solving problems, but in discovering new ways to think about them.

我不在乎别人怎么看我，我在乎我怎么看自己。

对于非礼的事，上等到的士人根本不想；对于非礼的事，中等的士人从来不说；对于非礼的事，下等的士人紧闭门户。