“When April with its sweet showers has pierced the drought of March to the root, and bathed every vein of earth with that liquid by whose power the flowers are engendered; when the zephyr, too, with its dulcet breath, has breathed life into the tender new shoots in every corpse and on every heath, and the young sun has run half his course in the sign of the Ram, and the little birds that sleep all night with their eyes open give song (so Nature prompts them in their hearts), then, as the poet Geoffrey Chaucer observed many years ago, folk long to go on pilgrimages.