 It's been a joy. It has been a joy. It really has been a pleasure to have you. And we will, obviously, there's so much untouched ground that we will have you back again. Well, I would be very pleased and always honored whenever you invite me to come. Doctor, get some sleep. I shall. Thank you, my friend. Thank you, Art, and you have a great day. And good night. All right, everybody, that was Professor Courtney Brown.