This video address the idea of autosuggestion (the repetition of ideas such that they become embedded in your subconscious) as a tool to improve your life. It discusses the intentional and unintentional application of this principle and how not paying attention to what you’re saying to yourself can be destructive.
[youtube https://www.youtube.com/watch?v=mxtoLh0lRzg&w=560&h=315]