Crossword puzzle clue "action's opposite in a saying"

Action's opposite, in a saying

It doesn't convey ferocious fuel-burning action, action, action! when it's regular-sized

Saying that often goes without saying

Standard with the lyrics "Your eyes are always saying / the things you're never saying"

Piece of the action, or a shout that stops the action

Who said "Action may not always bring happiness, but there is no happiness without action."

"Every knock is ___" (old saying)

"Don't have ___, man!" (Bart Simpson saying)