They're wired differently than you. They have to do extreme things to get the same enjoyment that you get from doing mundane things. There is a literal brain chemistry difference in adrenaline junkies, or thrill seekers. You can consider them examples of poor decision making, but that's not going to change who they are or how they're built. They accomplish some truly miraculous things, and that is what people admire, not their recklessness. That said, Honnold is one of the more responsible freesoloists. He likes to keep the difficulty to 5.6-5.8 when he has no ropes, and he's capable of doing most of the hardest routes that exist.