We need dopamine to achieve, and it plays a big role. When you see situations like Travis at Uber, and Silicon Valley companies doing things that are questionable in terms of their ethics, maybe. And you see the role of dopamine. Isn't that ambition gone unchecked? Is that just something that is impossible to control? I think it is. We're always going to have bad actors. Bad actors are generally driven by dopamine. Sometimes they're not trying to accomplish anything. They're just driven by pure hatred.