Ip Man was a Chinese martial artist, and a master teacher of Wing Chun. He had several students who later became martial arts masters in their own right. His most famous student was Bruce Lee.

HONG KONG — There is a scene near the beginning of Wong Kar Wai’s “The Grandmaster” in which the main character, the martial arts expert Ip Man, expounds on the ethos of his practice. “Kung fu: two ...