'Whoever best acquits himself, and tellsThe most amusing and instructive tale,Shall have a dinner, paid for by us all...'In Chaucer's most ambitious poem, The Canterbury Tales (c. 1387), a group of pilgrims assembles in an inn just outside London and agree to entertain each other on the way to Canterbury by telling stories. The pilgrims come from all ranks of society, from the crusading Knight an...