King Lear disliked its dark and depressing tone, but since the 19th century Shakespeare's original version has been regarded as one of his supreme achievements. The tragedy is particularly noted for its probing observations on the nature of human suffering and kinship. George Bernard Shaw wrote, "No man will ever write a better tragedy than Lear." King Lear of Britain, elderly and wanting to retire from the duties of the monarchy, decides to divide his realm among his three daughters, and declares he will offer the largest share to the one who loves him most. The eldest, Goneril, speaks first, declaring her
King Lear of a common folk tale, Love Like Salt, Aarne–Thompson type 923, in which a father rejects his youngest daughter for a statement of her love that does not please him. The source of the subplot involving Gloucester, Edgar, and Edmund is a tale in Philip Sidney's "Countess of Pembroke's Arcadia" (1580–90), with a blind Paphlagonian king and his two sons, Leonatus and Plexitrus. Besides the subplot involving the Earl of Gloucester and his sons, the principal innovation Shakespeare made to this story was the death of Cordelia and Lear at the end; in the account by Geoffrey of Monmouth, Cordelia