This description refers to the psychological phenomenon of people believing they have more control over their lives than they actually do. It is an illusion because people often overestimate their ability to influence events, and this can lead to feelings of frustration and disappointment when things don't go as planned. The concept of
From Wikipedia
The illusion of control is the tendency for people to overestimate their ability to control events. It was named by American psychologist Ellen Langer and is thought to influence gambling behavior and belief in the paranormal. Along with illusory superiority and optimism bias, the illusion of control is one of the positive illusions.