Nothing down there is what they say.
翻译:所以善于打仗的人,调动敌人而不被敌人调动。
The future of democracy depends on the ability of democratic societies to reform themselves.
The act of writing is an act of transformation.
你唯一应该努力超越的人,就是昨天的自己。
代数是人类创造的一种智力工具,用于清晰地表达世界的数量关系。