In his 1937 novel The Hobbit, J.R.R. Tolkien is famously quoted as writing: "It is the small everyday deeds of ordinary folk that keep the darkness at bay. Small acts of kindness and love." But in 2017, it can seem like the world is too hopeless for kindness and love to prevail. Could Tolkien's ideal still be true? In a world that's crumbling, what will it take to build hope?