YOU SAID:
russian people are insane
INTO JAPANESE
ロシアの人々は非常識です
BACK INTO ENGLISH
Russian people are insane
INTO JAPANESE
ロシア人は非常識です
BACK INTO ENGLISH
Russians are insane
INTO JAPANESE
ロシア人は正気でない
BACK INTO ENGLISH
Russians are not sane
INTO JAPANESE
ロシア人は正気ではない
BACK INTO ENGLISH
Russians are not sane
That didn't even make that much sense in English.