It has often been said that if Christ were to return to earth, he would be shocked at many of the things which have been done in his name, and horrif… - Tomas M. Milich

The impact of Jesus on human history is so obvious and so enormous that few people would question his placement near the top of this list. Indeed, the more likely question is why Jesus, who is the inspiration for the most influential religion in history, has not been placed first. There is no question that Christianity, over the course of time, has had far more adherents than any other religion. However, it is not that relative influence of different religions that is being estimated in this book, but rather the relative influence of individual men. Christianity, unlike Islam, was not founded by a single person but by two people —Jesus and St. Paul— and the principal credit for its development must, therefore, be apportioned between those two figures.

Buddha and Confucius have had an approximately equal influence upon the World. Both lived at about the same tme, and the number of their adherents has not been too different. I have chosen to place Buddha before Confucius for two reasons: first, the advent of Communism in China seems to have greatly diminished Confucius influence; and second, the failure of Confucianism to spread widely outside of China indicates how closely the idea of Confucius were grounded in pre-existing Chinese attitudes.

My choice of Muhammad to lead the list of the world's most influential persons may surprise some readers may be questioned by others, but he was the only man in history who was supremely successful on both the religious and secular levels.