>>>川大人还真干过知险而上，勇退歹徒的事。故事发生在1991年

Uh -- the eyewitness at that event disagrees.  

"Donald Trump's long-held claim that he stopped a brutal assault in midtown Manhattan more than a quarter-century ago is bogus, the event’s only known witness told the Daily News.“He came at the tail end of the event,” Kathleen Romeo-Nunez, 43, said Thursday of the November 1991 attack.“There was no opportunity” for Trump to intervene, she said.""

 https://www.aol.com/article/news/2018/03/01/witness-says-trump-did-nothing-to-stop-bat-beating-in-1991/23374564/