St. Bernard said in a letter: Trust to one who has had experience. You will find something far greater in the woods than you will find in books. Stones and trees will teach you that which you will never learn from masters. Think you not you can suck honey from the rock, and oil from the flinty rock? Do not the mountains run sweetness, the hills run with milk and honey, and the valleys stand thick with corn? Had Shakespeare read St. Bernard when he wrote,
And this our life, exempt from public haunt,
Finds tongues in trees, books in the running brooks,