培养造就冲淡清虚的品格，便是一生的学问；丢弃无端的烦脑，心境又是多么安静平和。

礼、义、廉、耻是维系国家的四项基本准则；如果这四项准则不能推行，国家就会灭亡。

The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.

The past is a foreign country; they do things differently there.

All you have to do is write one true sentence. Write the truest sentence that you know.

The poetry of architecture lies in its ability to frame life.