YOU SAID:
Better late than never, right?
INTO JAPANESE
決して遅刻しない方がいいですよね。
BACK INTO ENGLISH
You should never be late.
INTO JAPANESE
遅刻してはいけません。
BACK INTO ENGLISH
Don't be late.
INTO JAPANESE
遅れないで
BACK INTO ENGLISH
Don't be late.
That didn't even make that much sense in English.