text:  A solemn hour!--so silent that the sound Even of a falling leaflet had been heard Was that wherein with meditative step With uncompanion'd step measured and slow And wistful gaze that to the left the right Was often turn'd as if in secret dread Of something horrible that must be met-- Of unseen evil not to be eschew'd-- Up a long vista'd avenue I wound Untrodden long and overgrown with moss