St. francis of assisi lived long before the renaissance began. however, his life and works had a great impact on those who lived in europe during the “rebirth” of classical philosophy. what did st. francis's ideas have in common with greek and roman philosophy? a. a man's place in the world was determined at birth. b. there was great value in observing nature. c. it was impossible to understand how natural laws worked. d. family life was more important than money.