I call God long-suffering and patient precisely because He permits evil in the world. I know that He has no evil in Him and yet if there is evil, He is the author of it and yet untouched by it.
He must pull out his own eyes, and see no creature, before he can say, he sees no God; He must be no man, and quench his reasonable soul, before he can say to himself, there is no God.
Its unadulterated belief in the oneness of God and a practical application of the truth of the brotherhood of man for those who are nominally within its fold are two distinctive contributions of Islam.