Sometimes, the action genre does get stale. Although I want to go back and see my favorite characters in their tentpoles - and will religiously do that - it's really fun to see breakout ideas and concepts. Let's make some new stories.
Music emotionally and psychologically transports you immediately.
People want to be empowered to the point where they can thwart their enemies physically.
We don't want John Wick to retire again; we're glad he's back in the game. We want a sequel or a prequel. There's a lot of fertile ground to cover.
Take up martial arts and get proficient. Take a sword-fighting class. Dive in and immerse yourself in it as you would any other acting class, so when the opportunity comes, that skill can be really utilized, and it's not half-baked.
I think the biggest thing you take from the stunt world is your understanding of the filmmaking process. For years, you've worked with every other department closely. You know hair, makeup, wardrobe, special effects, and you know what everybody's needs are and their expectations. You also know how to collaborate with them.