I maintain that some Jew wrote it who probably heard about Christian people but never encountered any.
Martin LutherThe will of man without grace is not free, but is enslaved, and that too with its own consent.
Martin LutherThose who turn proud when their praise is sounded, who seek their own glory, not Christ's, or those who are moved by slanders and by infamy, had better leave the ministry of the Word.
Martin Luther