Donnie-praise is as rare as the praise he usually gets. Were they in reverse positions he'd gobble it up eagerly. The uncertain response from Dustin just baffles him.

"Right, the moon..." He makes a face at the reminder, glad he's not yet seen it for himself and hopes he never will have to. "You say it needed to be done and yet no one until you showed up has set out to do it. So take credit where credit is due." He grins. "This is no small feat. I hope I'm invited to the inauguration of your telescope."