In the story, an imam from start to finish, wearing the veil, a very great mystery, to the final truth, the imam said that each has a black face veil, just vulgar people do not see it.

• 在故事中，教长从头到尾都戴着面纱，十分十分神秘，到最后真相大白时，教长说，在每一张脸上都有黑色的面纱，只是庸俗的人看不到罢了。