Poetry begins where science ends. “What flower is that over there?” The gardener will answer, “A lily.” That’s a plain factual statement. The botanist will tell you that the flower belongs to the order of Hexandria monogynia. That is science. Edmund Spenser says, “It is the lady of the garden.” Spenser is a poet. Ben Jonson, another poet, calls it “the plant and flower of light.” Jesus asked his followers to take a lesson from the lily:...