As an analogy, metaphysics and science are like a mind and a tool attempting to build a house. A tool cannot wield itself; it requires a mind to use it. Likewise, if there is a mind but no tool, there is no means to put the ideas of the mind into existence. When one successfully combines the two, the house may be built. This analogy may also be elaborated to show that that when the two are combined, the weaknesses of each style of interpretation can be minimized.
Contends that man is different from animal in both kind ad degree. Examines man's unique position in the universe while acknowledging similarities with animals.