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Continue to ChatBut when there were certain moments or scenes that required a very specific nuance or performance, I myself would act out the scene or the sequence and that would inspire the actors. Of course, I can't really express emotions on camera, but I was very active in showing a certain action or a blocking for an actor. I would also participate in certain stunts myself and because of that, I would get bruises or cuts on my knees and elbows. - Kim Jee-woon from https://whatsmyquote.com/quote/but-when-there-were-certain-moments-or-scenes-that-required-a-very-specific-nuance-or-performance-i-myself