Life is short, make it sweet.
生命短暂,让它甜蜜。
The interplay between analysis and algebra is the driving force behind many breakthroughs in number theory.
书籍是最安静、最恒久的朋友;它们是最易接近、最睿智的顾问,也是最耐心的老师。
"If liberty means anything at all, it means the right to tell people what they do not want to hear."