Young people must equip themselves for life's duties and guard against its temptations.

互联网是我们社会的反映，这面镜子将反映出我们所看到的东西。如果我们不喜欢在镜子中看到的东西，问题不在于修复镜子，而在于修复社会。

每一个生命都是独特的，都值得被记住。

If we find the answer to that, it would be the ultimate triumph of human reason - for then we would know the mind of God.

数学家的工作永远不会完成；总有新的问题需要探索，新的谜团需要揭开。