Knowing how valuable friendship is, we should be very careful in making friends. A good friend is helpful to us while a bad friend would be harmful.

知道友谊的珍贵，我们就该谨慎交友。好朋友对我们帮助很多，而不好的朋友则贻害无穷。日久见人心。

youdao

I can't believe I forgot your birthday. I am such a bad friend!

我真不敢相信居然忘记了你的生日。我真是个不称职的朋友！

youdao

I can't believe I forgot your birthday. I am such a bad friend!

我真不敢相信居然忘记了你的生日。我真是个不称职的朋友！

youdao