How does an understanding of control lead to a more productive and less stressful life?

An understanding of control, specifically the Stoic dichotomy of control, leads to a more productive and less stressful life by enabling individuals to focus their energy and attention on what they can influence, while accepting what they cannot. Stress and anxiety often arise from attempting to control or worrying about things that are inherently outside of one's sphere of influence, such as the actions of others, external events, or the past. By recognizing this distinction, individuals can redirect their efforts towards areas where they can make a difference, such as their own thoughts, actions, and judgments. This focused effort increases productivity by eliminating wasted energy and allowing for more effective action. Furthermore, accepting what is uncontrollable reduces stress by eliminating the futile struggle against external forces. This acceptance doesn't mean passivity, but rather a pragmatic recognition of reality that allows for a more rational and effective response to challenges. For example, instead of stressing about traffic delays, a Stoic practitioner would accept the situation and use the time productively, perhaps by listening to an audiobook or planning their day, thereby minimizing stress and maximizing productivity despite the uncontrollable circumstance.