YOU SAID:

I've never been good enough

INTO JAPANESE

私は十分ではありませんでした

BACK INTO ENGLISH

I was not enough

INTO JAPANESE

足りなかった

BACK INTO ENGLISH

It was not enough

INTO JAPANESE

十分な時間がなかった

BACK INTO ENGLISH

It was not enough time.

INTO JAPANESE

十分な時間がなかった

BACK INTO ENGLISH

It was not enough time.