A brain is a society of very small, simple modules that cannot be said to be thinking, that are not smart in themselves. But when you have a network of them together, out of that arises a kind of smartness.
I had dreams, but I didn't have the sense that they would necessarily work out. They seemed very far-fetched.
Absolute faith can blind you to the consequences of the actions you allow. It can tell you it's okay to drop bombs on another country, or that it's okay to hate a group of people such as homosexuals.