University of Isfahan Metaphysics 2476-3276 15 36 2023 09 23 Human Happiness on The Horizon of The Theory of Being- in - World from Mulla Sadra's Point of View Human Happiness on The Horizon of The Theory of Being- in - World from Mulla Sadra's Point of View 1 14 28034 10.22108/mph.2023.133233.1406 FA Mohamadreza Balanian Assistant Professor, Department of Islamic Studies, Faculty of Theology, Yazd University, Yazd, Iran Journal Article 2022 04 10 The issue of human happiness has been analyzed and evaluated by different philosophers and thinkers from different viewpoints. This article seeks to look at this issue once again on the horizon of the originality of existence. And show that the basis of terms that have long been used to explain this concept, such as the terms: pleasure, goodness, perfection, and understanding, is the term existence. The principle of the originality of existence as the most important achievement of transcendent wisdom along with some of its branches such as hierarchical unity of existence, substantive movement, the union of knowledge, and the known and dynamic and hierarchical nature of human existence and human being in the world in enlightening and deepening the truth of human happiness plays the most important role. The result of this article is that: true happiness requires moving in the path of perfection and intensification of existence, and concerning the presence and consciousness in the higher levels of existence, the kind of pleasure and perfection and happiness that will result, will intensify and be perfected. The issue of human happiness has been analyzed and evaluated by different philosophers and thinkers from different viewpoints. This article seeks to look at this issue once again on the horizon of the originality of existence. And show that the basis of terms that have long been used to explain this concept, such as the terms: pleasure, goodness, perfection, and understanding, is the term existence. The principle of the originality of existence as the most important achievement of transcendent wisdom along with some of its branches such as hierarchical unity of existence, substantive movement, the union of knowledge, and the known and dynamic and hierarchical nature of human existence and human being in the world in enlightening and deepening the truth of human happiness plays the most important role. The result of this article is that: true happiness requires moving in the path of perfection and intensification of existence, and concerning the presence and consciousness in the higher levels of existence, the kind of pleasure and perfection and happiness that will result, will intensify and be perfected. https://mph.ui.ac.ir/article_28034_f0d5cd59dd3a63e2000ed89e01b02ca9.pdf