John Keats became almost as admired and studied as his poetry, and are highly regarded within the canon of English literary correspondence. T. S. Eliot described them as "certainly the most notable and most important ever written by any English poet." Keats spent a great deal of time considering poetry itself, its constructs and impacts, displaying a deep interest unusual amongst his milieu who were more easily distracted by metaphysics or politics, fashions or science. Eliot wrote of Keats' conclusions; "There is hardly one statement of Keats' about poetry which ... will not be found to be true, and what is more,
T. S. Eliot difficulties; it reveals the hidden form of the work, [and] indicates how each thing falls into place." Eliot's reputation as a poet, as well as his influence in the academy, peaked following the publication of "The Four Quartets". In an essay on Eliot published in 1989, the writer Cynthia Ozick refers to this peak of influence (from the 1940s through the early 1960s) as "the Age of Eliot" when Eliot "seemed pure zenith, a colossus, nothing less than a permanent luminary, fixed in the firmament like the sun and the moon". But during this post-war period, others, like Ronald Bush,