To understand psychology, observe behavior in its natural context.

La historia no es mecánica porque los hombres son libres para transformarla.

我们生产的每一吨骨料都承载着对客户和社区的责任。

"The best writing is that which makes the familiar strange and the strange familiar."

"The world is a text, and we are all its readers and writers."

Stray birds of summer come to my window to sing and fly away。 And yellow leaves of autumn， which have no songs， flutter and fall there with a sigh。