成长是痛苦的，但没有什么比停滞不前更痛苦。
Growth is painful, but nothing is as painful as staying stuck.
I think it's rarely about what you actually learn in class—it's mostly about what questions you ask yourself.
关系模型基于谓词逻辑和集合论，为数据库管理提供了坚实的数学基础。
Success is 1% inspiration and 99% perspiration.
Every tyrant who has lived has believed in freedom--for himself.
The more you give, the more comes back to you.
今天的科研投入确保了明天的丰收。