J. Fr. Michaud, The History of the Crusades (vol…
“ No one will deny the strength of the religious sentiment which, in answer to that message, speedily marshalled the hosts of the first crusade; but the restless life of oppressed and burdened races found in the new enterprise an outlet through which it poured itself like a rising tide. For the first time in its history Western Europe had a common purpose and united in a common undertaking. In the farthest hamlet the overshadowing power of the feudal lord became for the time being tributary to the authority of the Church, summoning Europe to fight its battles and protect its sacred places. ”
