The seasonal urge is strong in poets. Milton wrote chiefly in winter. Keats looked for spring to wake him up (as it did in the miraculous months of April and May, 1819). Burns chose autumn. Longfellow liked the month of September. Shelley flourished ...
It seems an odd idea to my students that poetry, like all art, leads us away from itself, back to the world in which we live. It furnishes the vision. It shows with intense clarity what is already there.