Elements of modern materialism : inculcating the idea of a future state, in which all will be more happy, under whatever circumstances they may be placed, than if they experienced no misery in this life

"They who would advance in knowledge, and not deceive and sell themselves with a little articulated air, should lay down this as a fundamental rule, not to take words for things, nor suppose that names in books signify real entities in nature, till they can frame clear and distinct ideas of those entities."--Locke