写作是一种勇敢的行为，是面对自己和世界的行为。

A leader does not deserve the name unless he is willing occasionally to stand alone.

Architecture begins where engineering ends.

The structure of the international system forces states to behave in certain ways, regardless of their internal characteristics.

人民是根，人民是基础，人民是力量的源泉。

拼多多的核心是“拼”，通过社交的方式让用户参与到购物中来。