Of course, not everyone is willing to walk; mainly because the road at the main gate is restricted. Unless you have a school pass, you can't get in.
Qiao Ze wasn't concerned about Lothar Dugan, whom he had arranged to meet this morning. Given the deep friendship established between them before, Old Lot happens to be a specially invited mathematician, staying directly at the guesthouse on campus.
...
"Professor Qiao, you have to thank me! You know? Before Edward Witten came to Huaxia, he discussed many things with me, and I helped him make up his mind!"
As soon as he entered the office, without exchanging pleasantries, Lothar Dugan shamelessly claimed credit.
Qiao Ze just looked at Lothar Dugan and then smiled.
More than a year without seeing him, this old dean from Princeton has more white hair.
"Please sit."