This eleventh collection by Mark Strand is a toast to life’s transience and abiding beauty. He begins with a group of light but haunting fables, populated by figures like the King, a tiny creature in ermine who has lost his desire to rule, and by the poet’s own alter ego, who recounts the fetching mystery of the title poem: “I sat on the porch having a smoke / when out of the blue a man and a camel / happened by.” The poet has Arctic adventures and encounters with the bearded figure of Death; in his controlled tone, he creates his bold visions and shows us, like a magician, how they vanish in a blink. Gradually, his fancies give way to powerful scenes of loss, as in “The Mirror,” where the face of a beautiful woman stares past him into a place I could only imagine . . . as if just then I were stepping from the depths of the mirror into that white room, breathless and eager, only to discover too late that she is not...