Christian scholars often say that Sufi theories are close to those of Christianity. Many Moslems maintain that they are essentially derived from Islam. The resemblance of many Sufi ideas to those of several religious and esoteric systems are sometimes taken as evidence of derivation. The Islamic interpretation is that religion is of one origin, differences being due to local or historical causes.
Idries ShahKnowledge is not gained, it is there all the time. It is the "veils" which have to be dissolved in the mind.
Idries ShahThe union of the mind and intuition which brings about illumination, and the development which the Sufis seek, is based upon love.
Idries ShahBanality is like boredom: bored people are boring people, people who think that things are banal are themselves banal. Interesting people can find something interesting in all things.
Idries Shah