激光技术的每一次突破都让我们更接近解决困扰科学家数十年的谜题。

I don't believe in luck, I believe in hard work.

It is the duty of a student to get everything out of a teacher， and the duty of a teacher to get everything out of a student.

The city is the ultimate expression of our civilization.

过去从来不仅仅是过去。它始终是现在的基础。

伟大人物的行动，不必拘守先例与常规，能立义就可以称贤。