Affection or love is a merit of God and is one of the mystical features and exclusive to human beings that are not bestowed to angels. According to Muslim mystics, the journeyman can rapidly achieve his desires through showing affection and love making with the Almighty. In their opinions, the path of love is something horrible, disastrous and interwoven with numerous pains and sufferings, and as long as a man is not experiencing the bitterness and sulkiness of love, he would not be able to enjoy the spiritual sweetness of that. Thus, the lover should not only abandon the comfort, prudence, and health, but he also should be prepared for sufferings, disaster, self-sacrifice, and death.This paper tries to explain the concept of suffering and pain pertained to mystics while trying to identify affection and its levels. As continued, the perspectives of great mystics on the philosophy of cruelties and the ultimate love making disasters, the cause of taking conspiracies for granted and taking sufferings to be merits by lovers, and how it relates with affection will be explored.