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
Metaphysical necessity world could not possibly have been otherwise. What facts are metaphysically necessary, and on what basis we might view certain facts as metaphysically but not logically necessary are subjects of substantial discussion in contemporary philosophy. The concept of a metaphysically necessary being plays an important role in certain arguments for the existence of God, especially the ontological argument, but metaphysical necessity is also one of the central concepts in late 20th century analytic philosophy. Metaphysical necessity has proved a controversial concept, and criticized by David Hume, Immanuel Kant, J. L. Mackie, and Richard Swinburne, among others. Metaphysical necessity is contrasted