An introduction attacking Locke’s doctrine of abstract ideas clears the ground; then Berkeley argues that the things we call physical objects are collections of ideas, that their being consists in being perceived, and that the order of nature is the language of God. He answers objections one by one, including the worry that his view leaves no reason for the fine machinery seen under the microscope.
The classic statement of immaterialism, short and lucid, and essential reading for anyone studying Locke, Hume or idealism. Download the free EPUB.