Although there were many aspects of Roth Dugan that prompted criticism, Edward Witten still answered the phone.
It seems that everyone has someone like that in their life: despite finding them annoying, you can't help but pay attention when they come looking for you.
"Hello."
"Guess who just called me?"
"I'd rather not." Edward Witten answered succinctly.
"Ha, you're still as dull as ever, Edward. It's Qiao, he talked to me about some really interesting stuff. If it had been anyone else, I would have taken it as a joke, but since it's him... well, I admit, I believed it."
"Qiao Ze?" Edward Witten glanced at the notes on his office desk and became intrigued, "Don't tell me he's actually completed that missing mathematical proof based on his previous idea, rather than just giving us a conjectured result."