YOU SAID:
life is the sum of all effort of man
INTO JAPANESE
人生はすべての人間の努力の合計
BACK INTO ENGLISH
Life is the sum of all human efforts.
INTO JAPANESE
人生は、すべての人間の努力の合計です。
BACK INTO ENGLISH
Life is the sum of all human effort.
INTO JAPANESE
人生は、すべての人間の努力の合計です。
BACK INTO ENGLISH
Life is the sum of all human effort.
That didn't even make that much sense in English.