虽然不知传承了多少代，但人们只知道这位高手拥有出神入化的武术和高尚的品德，却从没有人见过其本人。

Although never know how many generations, but inheriting people only know the ace has superb martial arts and noble virtues, but was never seen the I.

youdao

But my guess is there're American Jews who have never met a Palestinian.

但我猜很多美国犹太人,从来没有见过巴勒斯坦人。

普林斯顿公开课 - 人性课程节选