The past is always changing. It is not fixed. The past is not stable.
The theory of automorphic forms is a central subject in modern number theory.
生活是一系列的时刻,每一个都是一个等待被讲述的故事。
I find myself always worrying about tomorrow...Then when tomorrow becomes today, I start worrying about tomorrow again...
Profit and sustainability are not opposites—they must coexist for long-term success.