18.If we pass by in this crowd city one day, I'll stop and stare at the leaving figure and tell myself that I have loved that person.

如果有一天，在喧闹的城市里，我们擦肩而过，我会停住脚步，凝视着那远去的背影，告诉自己那个人我曾经爱过。

 

19.One day,you'll be just a memory for some people. Do your best to be a good one.

终有一天，你会成为他人记忆的一部分。尽你所能，成为一段美好回忆。

 

20.Life is sad at times, but it is up to you to make your own life happy.

生活有时是令人沮丧的，但你可以努力让自己的过得开心。