行動と反応
行動は意図的に行われるもので、計画や考えに基づきますが、反応は外部の刺激に対して瞬間的に生じるものです。
Actions and Reactions: What’s the Difference? (Similar yet Different #042)
Actions are deliberate and based on planning and thought, whereas reactions occur spontaneously in response to external stimuli.