Every particle of the dust has universal unity. The individual is only in the same way a part of the Infinite Being who fills in the universe, a part… - Shah Badakhshi

Nothing in reality exists, except God, the Absolute Being.

To know oneself is the equivalent of knowing God. But in order to acquire this knowledge, the disciple must submit to long and painful process of self-discipline. He must pass though all the test of the severest asceticism. Only after he has prepared himself, will the spiritual master open his heart and render him capable of perceiving the mysteries of the spiritual world.

Don't worry, He (Allah) will not separate his lovers from Himself. It is not possible to unrecognize after having full cognition of Him. But one must not give up struggle, nor becomes negligent.