SOURCE: “The Attack on Matter” and “Immaterialism and Common Sense,” in The British Empiricists, Oxford University Press, 1992, pp. 106-38.
In the first essay that follows, Urmson gives an overview of Berkeley's conflict with John Locke in the area of the definition of matter. In the second, he examines Berkeley's contention that, in order for his theory of immaterialism to be considered true, it must coincide with common sense.
