The only way to deal with an unfree world is to become so absolutely free that your very existence is an act of rebellion.

The only way to tell the truth is to speak with kindness. Only the words of a loving man can be heard.

成功不是终点，失败也非致命，重要的是继续前进的勇气。

The diversity of exoplanets is astonishing, ranging from gas giants to rocky worlds, some of which may harbor life.

数学的美只向更有耐心的追随者展示。