I think prime numbers are like life. They are very logical but you could never work out the rules, even if you spent all your time thinking about them.

每一次航行都是自然这本巨著中新的一页，由发现之手书写。

最伟大的发现来自于提出最简单的问题。

Quality is the lifeline of an enterprise, and it should never be compromised.

颜渊感叹地说：“老师的学问越仰望越觉得高耸，越钻研越觉得深厚；看着就在前面，忽然却在后面。老师步步引导，用知识丰富我，用礼法约束我，想不学都不成。

大海是万物的隐喻：生命、死亡、未知。