Originally published in 1963. An outline of the metaphysical positions held by such major philosophers as Plato, Aristotle, Descartes, Hegel, Kant, Hume, Moore, Bradley, Wittgenstein. The author maintains - controversially - that metaphysical arguments have a close bearing on religious and moral beliefs. Reviews of the original publication: "This book has the virtues we expect of its author. It is clear, judicious, sober, a very professional job?a valuable contribution to the teaching literature of the subject." Oxford Magazine "A very well-balanced and judicious survey of its field of inquiry. It will be especially useful to the well-informed reader." Philosophical Books