 Francis preached the Christian doctrine that the world was created good and beautiful by God but suffers a need for redemption because of human sin.As someone who saw God reflected in nature, "St. Francis was a great lover of God's creation..." In the Canticle of the Sun he gives God thanks for Brother Sun, Sister Moon, Brother Wind, Water, Fire, and Earth, all of which he sees as rendering praise to God.Many of the stories that surround the life of Saint Francis say that he had a great love for animals and the environment.