YOU SAID:
Peoples doesn't have a brains or they doesn't use them properly
INTO JAPANESE
人々は脳を持っていないか、適切に使用していません
BACK INTO ENGLISH
People don't have brains or don't use them properly
INTO JAPANESE
人は頭脳を持っていないか、正しく使っていない
BACK INTO ENGLISH
People don't have brains or don't use them properly
Well done, yes, well done!