Outstanding effort. I like your use of "vice versa".

来源: 于 2021-07-02 19:43:24 [博客] [旧帖] [给我悄悄话] 本文已被阅读：次

Simple, but effective. 

"... can/could not be overestimated" is spot-on. 

"As long as you try very hard, you can achieve anything" works well.