"If greatness of purpose, smallness of means and astounding results are the three criteria of human genius, who could dare to compare any great man in the modern history with Muhammad?"
- Alphonse de LaMartaine (French Scholar) in Histoire De La Turquie, Paris, 1854
"When I closed the second volume (of the Prophet's biography) I was sorry there was not more for me to read of the great life."
- Mahatma Gandhi in Young India, 1924
"My choice of Muhammad to lead the list of the world's most influential persons may surprise some readers and may be questioned by others."
- Michael Hart in The 100, A Ranking of The Most Influential Persons in History, New York, 1978