YOU SAID:

We need to stop wondering whether he'll make it or not.

INTO JAPANESE

彼が成功するかどうか疑問に思う必要はありません。

BACK INTO ENGLISH

You don't have to wonder if he will succeed.

INTO JAPANESE

彼が成功するかどうか疑問に思う必要はありません。

BACK INTO ENGLISH

You don't have to wonder if he will succeed.