Time can always dilute everything. Every day in the University, such and such new things happen. The story of PI Dan's falling from the building has gradually changed from news to old news. Only occasionally, some good people will recognize PI Dan and turn over the past to savor it. However, after this event, he has almost practiced "the knife and the gun can't get in". He just smiled at others' opinions and then left them behind.

it's Wednesday. In the afternoon, there's political study. It's a routine. Child stars linger in the canteen until 1:30, and they are very reluctant to go out of the canteen. Walking down to...