YOU SAID:
Love alters not with his brief hours and weeks,
INTO JAPANESE
愛は彼の短い時間や週ではなく、
BACK INTO ENGLISH
Love is not his short time or week
INTO JAPANESE
愛は彼の短い時間や週ではありません
BACK INTO ENGLISH
Love is not his short time or week
That didn't even make that much sense in English.