1. Tomorrow is another day. 有明天就有希望。

2. Keep your chin up. 别灰心。

3. Don't let it get you down. It will be over with soon. 别为此烦恼，事情很快就会过去的。

4. Don't be so miserable! 别这愁眉苦脸的。

5. Cheer up! 振作起来。

6. Pull yourself together. 振作起来。

7. Win a few, lose a few. That’s life. 有得也有失，生活就是如此。

8. When god closes a door, he opens a window. 山不转水转。

9. This is not the end of the world. 还未到世界末日。

10. Everything will be all right. 一切都会好起来的。

11. You're doing great! 加油!

12. This is just a temporary setback. 这只是一个暂时的挫折。

13. You're strong, you can get through this. 你很坚强，你能挺过去。

希望这些句子能够帮助你在需要的时候给予他人安慰。