This document discusses self-talk and how positive self-talk can improve one's well-being and success, while negative self-talk has detrimental effects. It notes that negative thinking is more natural due to biases, but provides strategies for changing to positive self-talk such as becoming aware of one's thoughts, listening to one's words, and changing negative words to positive ones. The document encourages surrounding oneself with positive people, things, and places to support developing positive thinking habits.