But the critics say: only that person who has tasted the sweetness of joy can appreciate the bitterness of melancholy. The perception of this Ode; as Robert Bridges admires, “ThisOde is profound and no doubt experienced”.In this ode, Keats emphasizes the all- pervading nature of melancholy in human life. Keats last ode “Odeto Autumn” is one of the most thematically rich of Keats ode . The theme indicates that Autumn is a season of bringing fulfilling and fruition, yet the theme ending the pictures of Autumn as a season of dying. The three stanza poem seems to generate three different stages of Autumn growth, harvest, and death. Autumn is a season of “mellow fruitfulness”. Ode to autumn is a poem of untroubled serenity. Where the poet describes autumn is the bosom friend of the maturing sun. Autumn depicts the theme of ripeness, decay and death in describing the natural cycle of seasons: Autumn , spring and winter. The poem depicting an entirely different mood of Keats, a mood of complete calm and serenity, a mood that sets his mind at rest .he enjoys the “season of mists and mellow fruitfulness”. He is happy to think that soon all fruits shall be full :“with ripeness to the core”In the opening stanza of the poem we find sun at its height of maturity prepared,