Metaphysical poets Flecknoe" and Joseph Addison, in quoting him, singled out the poetry of George Herbert as providing a flagrant example. There is no scholarly consensus regarding which English poets or poems fit within the Metaphysical genre. In his initial use of the term, Johnson quoted just three poets: Abraham Cowley, John Donne, and John Cleveland. Colin Burrow, writing for the "Oxford Dictionary of National Biography", singles out John Donne, George Herbert, Henry Vaughan, Andrew Marvell, and Richard Crashaw as 'central figures', while naming many more, all or part of whose work has been identified as sharing its characteristics. Herbert Grierson’s "Metaphysical
Andrew Marvell the difference between the intellectual poet and the reflective poet'. Poets increasingly developed a self-conscious relationship to tradition, which took the form of a new emphasis on craftsmanship of expression and an idiosyncratic freedom in allusions to Classical and Biblical sources. Marvell's most celebrated lyric, "To His Coy Mistress", combines an old poetic conceit (the persuasion of the speaker's lover by means of a carpe diem philosophy) with Marvell's typically vibrant imagery and easy command of rhyming couplets. Other works incorporate topical satire and religious themes. His work is referenced in the 1997 British film, "The Serpent's Kiss" and quoted