`Behold the land of Sad ( Isfahan) which in this world of appearances is the greatest of lands. In every one of its schools, numerous slaves are found who bear the name of savants and contestants. At the time of the election of members, even a sifter of grain may put on the garb of primacy (above the others). It is here that the secret of the word of the Imams, regarding the Manifestation, shines forth: "The lowliest of the creatures shall become the most exalted, and the most exalted shall become the most debased.'" ("The Bayan Persan," vol. 4, p. 113.)