The free, exploring mind of the individual human is the most valuable thing in the world.
The world is changed by your example, not by your opinion.
The future of the internet is all about connection.
数学是一门活生生的学科,随着新的思想和发现不断演变。
真相总是令人兴奋的。那么就说出来吧。没有它,生活是乏味的。