In this industrialized world, a man has lost its vital connection with nature. One no longer walks the fields barefoot; everybody is forced to wear shoes, which makes a human being distant from Mother Nature.
Although the world has been inevitably changed by men, hope has not yet vanished. The speaker assures the readers that God is still watching over his creation. That is why the sun continues to set and rise; that is why seasons change and after a cold and tiring winter, spring comes full of hope and new beginnings.