No More Learning

The           of the thirteenth-century “Renaissance” with the
period of the Crusades is striking, and it would be rash to deny any share
in the outburst of intellectual energy which marks the thirteenth
century to the new ideas and broadened outlook of those who, having gone
on crusade, had seen the world of men and things in a way to which the
society of the tenth and eleventh centuries was unaccustomed.