过去是一个异国；他们在那里做事的方式不同。

写作是狗一样的生活，但却是唯一值得过的生活。

"We are all alone, born alone, die alone, and—in spite of True Romance magazines—we shall all someday look back on our lives and see that, in spite of our company, we were alone the whole way."

The power of mathematics lies in its generality and abstraction.

And when your stomach is empty and your mind is full,it's always hard to sleep.

孔子说：“年轻人应该孝顺父母，尊敬师长，认真诚信，广施爱心，亲近仁人志士。能轻松做到这些，才可以从事理论研究。”

Sustainable fishing is not an option; it is a necessity for survival.