YOU SAID:
qwerty! I never knew it was impossible to lose on this!
INTO JAPANESE
qwerty!これで負けるのは不可能だとは知らなかった!
BACK INTO ENGLISH
qwerty! I didn't know it was impossible to lose!
INTO JAPANESE
qwerty!負けるのは無理だとは知りませんでした!
BACK INTO ENGLISH
qwerty! I didn't know it was impossible to lose!
That didn't even make that much sense in English.