The boundary between physics and mathematics is not as clear-cut as we might think.

译文：青春容易逝去，学问却很难获得成功，所以每一寸光阴都不能轻易放过。赏析：生命短暂，学问却无穷尽，我们要在有限的生命里去追求高深的学问。不要待到岁月逝去时，才后悔莫及。

I don't know where the limits are, but I would like to go there.

每个人都害怕受伤。

史记

Failure is not terrible; what's terrible is not daring to try.

I'm not a rapper, I'm a purgatory legend.

海洋养育了我们，我们必须回报以保护。