 The aloneness, when you're walking with someone, even if you want to talk, you're not alone. It's wonderful. It's just different from being alone. When you're using a cane, you're constantly thinking about a cane. Where is it going? Listening to the taps, making sure you're not running. I don't have to think of anything that would fix it. She's in charge of that. So she frees my mind to think. And so I have no doubt, Brian, that...