YOU SAID:

You need to develop some mental toughness.

INTO JAPANESE

いくつかの精神的な強さを開発する必要があります。

BACK INTO ENGLISH

You need to develop some mental toughness.

INTO JAPANESE

いくつかの精神的な強さを開発する必要があります。

BACK INTO ENGLISH

You need to develop some mental toughness.