The subject of pain and joy is one of the core concepts in Attar's thinking in mysticism. Attar considers the true pain as human's leader and spirit raiser and cause of birth. In contrast, he considers figurative joy and lack of pain as a dam of knowledge and true inner joy and mental imbalance. This article reviews the subject of pain and joy in the Attar's works and also reviews the orientations and attitudes of this great mystic about inner pain and virtual and true joy, and the fact that people should avoid fleeting pleasures and make an inner pain inside them to lead them to true and inner joy.