YOU SAID:

dont judge a book by it's cover

INTO JAPANESE

それが表紙で本を判断してはいけない

BACK INTO ENGLISH

Do not judge the book by the cover

INTO JAPANESE

表紙で本を判断しない

BACK INTO ENGLISH

Do not judge the book on the cover

INTO JAPANESE

表紙の本を判断しない

BACK INTO ENGLISH

Do not judge the book on the cover