sentences:  It may be viewed as didactic, mocking, or merely descriptive; in any event it preserves the attitudes and practices that were the foundation of a long and significant tradition in Western literature.The social system of "courtly love", as gradually elaborated by the Provençal troubadours from the mid twelfth-century, soon spread.It is often associated with Eleanor of Aquitaine (herself the granddaughter of an early troubadour poet, William IX of Aquitaine), but this link has never been verified.