你的爱无法持久是因为我。

L-函数的算术是窥探数论灵魂的窗口。

A man is the sum of his misfortunes. One day you'd think misfortune would get tired but then time is your misfortune.

Success in agriculture comes from understanding both the land and the people who work it.

可持续性不是一个选择；它是我们对后代的责任。

企业的核心竞争力是文化，而不是产品。