What belief system is cited as having the greatest impact on human history?

The belief system that has had the greatest impact on human history is religion. Throughout history, religions have played a significant role in shaping cultures, societies, and governments. They have influenced laws, social norms, moral values, and community structures, often serving as the foundation for individuals' worldviews and actions.

Religion has not only provided a sense of purpose and belonging for millions of people but has also been instrumental in nurturing ethical conduct, social justice, and charitable acts. Moreover, religious conflicts and alliances have often spurred historical events, including wars, migrations, and major political movements. The deep-rooted traditions and teachings of various religions have helped to unify communities and have significantly influenced art, literature, and philosophy across different cultures and eras.

While philosophy, science, and psychoanalysis have indeed contributed to human thought and development, the pervasive influence of religious beliefs on daily life, governance, and social structures over millennia underscores why religion is often seen as the most profound and far-reaching belief system in human history.