Coping with what you cannot control is less about accepting defeat than switching tactics: psychologists distinguish changing the situation from changing yourself to fit it, and for genuinely uncontrollable problems the second is the skill that helps

The first thing that research makes clear is that control is not a luxury we can casually relinquish. The first, which they called primary control, is changing the world to fit you: fixing the problem, winning the argument, altering the situation. When it is not, the same effort tends to backfire, and acceptance-based coping does better. The control research leans on some old and modest studies, and effects like the nursing-home mortality result should not be oversold. None of this is clinical advice, and “accept what you cannot control” is not an instruction to tolerate genuine harm.