 But the other two are a death nail. You've got to get it. You've got to lean into it and get it. And when you look back later, that sheer activity will change your neural pathways. It will change your attitude. It will change your spirit. I'm feeling blue and depressed. One answer for that, not the answer, it's not a psychological, Dr. John Deloney might not agree, but one answer for that is activity.