The works of Geoffrey Chaucer, an English poet from the 14th century, are foundational to English literature. His most famous work, The Canterbury Tales, is a collection of stories told by a group of pilgrims traveling to Canterbury Cathedral. Each tale reflects different aspects of medieval society, showcasing a variety of characters and themes. Chaucer's writing is notable for its use of the Middle English language, making literature more accessible to the general public. He also wrote other significant works, including Troilus and Criseyde and The Book of the Duchess, which explore love, fate, and morality.