Park City, Ut. | Filmmaker Bao Nguyen didn’t mince words when we sat down in a house not far from where his documentary about Bruce Lee, called “Be Water,” premiered at Sundance this week.

Nguyen idolized Lee as a young man because there were rather few Asian and Asian-American actors on U.S. television and in movies in those days. When Lee was trying to get his start in Hollywood, World War II was only a few