The so-called mysticism of the Persian Sufis is less intense and practical, more airy and literary in character.
Although some of his quatrains are purely mystic and pantheistic, most of them bear quite another stamp; they are the breviary of a radical freethinker, who protests in the most forcible manner both against the narrowness, bigotry and uncompromising austerity of the orthodox ulema and the eccentricity, hypocrisy and wild ravings of advanced Sufis, whom he successfully combats with their own weapons, using the whole mystic terminology simply to ridicule mysticism itself.
Yet these two schools of Sufis were never quite similar; on Sunnite soil Sufiism could not openly impugn orthodox views, while in Persia it was saturated with Shiite heresy and the pantheism of the extreme devotees of 'Ali.
Thus there have always been two kinds of Sufis, and, though the course of history and the wandering habits which various orders borrowed from Buddhism Zaid and `Amr are the Caius and Sempronius of Arabian law.
Kandahar often changed hands between the Moguls and the rising Safavis (or Sufis) of Persia.
How would you define sufis? Add your definition here.