YOU SAID:

you have to be tough don't back down

INTO JAPANESE

頑張らなきゃいけない

BACK INTO ENGLISH

I have to do my best

INTO JAPANESE

私は最善を尽くさなければならない。

BACK INTO ENGLISH

I have to do my best.

INTO JAPANESE

私は最善を尽くさなければならない。

BACK INTO ENGLISH

I have to do my best.