It is incumbent on these servants [1] that they cleanse the heart—which is the wellspring of divine treasures—from every marking, and that they turn away from imitation, which is following the traces of their forefathers and sires, and shut the door of friendliness and enmity upon all the people of the earth. (Baha’u’llah, ‘The Seven Valleys)
[1] Those going through the Valley of Search