One of the contemporary man`s concerns lies in his seeking for finding the meaning of life. As is considered, true spirituality has been known of a unique role in giving meaning to life. Describing the process of meaningfulness of life, spiritual man, bold tokens of spiritual man and the effects and performances of spirituality, this paper has intended to explain the sovereignty of spirituality in religious man in the view of Islam. The most important fact in the paper lies in spiritual man`s view in his earthly life as studied here in four axis. The paper has focused on Shahid Motahhari`s points of view as a deep and thoughtful scholar. The method taken here is library - based including three stages of description, analyzing and explanation.