YOU SAID:
my son so dumb IQ is twenty one
INTO JAPANESE
私の息子はとても愚かです IQは21です
BACK INTO ENGLISH
my son is very stupid his IQ is 21
INTO JAPANESE
私の息子はとても愚かです、彼のIQは21です
BACK INTO ENGLISH
my son is very stupid, his IQ is 21
INTO JAPANESE
私の息子はとても愚かです、彼のIQは21です
BACK INTO ENGLISH
my son is very stupid, his IQ is 21
That's deep, man.