In Brian Tracy’s book Maximum Achievement, he teaches the importance of the law of control which we’ll see involves both the internal locus of control and the external locus of control.
View Locus Of Control Comments On Youtube The law of control states “You feel happy to the degree to which you feel you are in control of your own life. You feel unhappy to the degree to which you feel you are not in control, or controlled by other factors or people”
People smarter than myself call this your locus of control. These smart people that write even smarter books all conclude that stress and unhappiness arise when you feel controlled by outside circumstances (external locus of control).