I can't put my finger on what exactly makes a written piece a classic.
我不知道什么使一篇著作成为经典。
There have been many ups and downs in our marriage, but we still love each other.
我们的婚姻有很多坎坷,但我们依旧相爱。
At the time of his death, one person praised him as follows: Future generations, it may be, will hardly believe that such a person as this walked upon this earth.