and then pulling up a five-gallon bucket and seeing what you can find in it. Nor is the situation much improved by using bigger buckets. You won’t find out that way. Learning about the mind is a lot more like learning about the ocean than figuring out how to start a car. The only way we will ever learn much about it—and even this will be highly incomplete and uncertain—will be to dive, swim about, and see what we can see in the deep waters of our own thoughts.