Book excerpt: "The Let Them Theory" by Mel Robbins

January 31, 2026 / 10:34 AM EST / CBS News

Book excerpt: "The Let Them Theory" by Mel Robbins

TL;DR

  • Personal growth is achieved by stopping energy expenditure on uncontrollable factors, such as changing other people.
  • Humans have a hardwired need for control, leading to attempts to manage everything and everyone around them.
  • The only person an individual can control is themselves: their thoughts, actions, and feelings.
  • Trying to control others creates stress, tension, and friction in life and relationships.
  • The 'Let Them Theory' involves two steps: 'Let Them' (accepting what you cannot control) and 'Let Me' (focusing on what you can control, yourself).
  • Applying the theory can positively impact relationships, career, emotions, stress, and self-relationship.
  • Mastering the theory leads to stopping exhaustion from trying to control the uncontrollable and redesigning one's entire life.