YOU SAID:

my life has amounted to nothing

INTO JAPANESE

私の人生は何にもなりませんでした

BACK INTO ENGLISH

My life was nothing

INTO JAPANESE

私の人生は何もありませんでした

BACK INTO ENGLISH

There was nothing in my life

INTO JAPANESE

私の人生には何もありませんでした

BACK INTO ENGLISH

There was nothing in my life