It boosts memory retention
When you talk out loud, it stimulates more sensory channels than when you subvocalize. You actually hear the sounds and you engage your emotions.
Talking to yourself helps you achieve your goals
Making a list of goals and setting out to achieve them can be hard to do. It can be overwhelming. Talking yourself through those goals is a much steadier way to achieve them. If you walk yourself through the process, each step will seem less difficult and more concise. Things will suddenly seem doable, and you’ll be less apprehensive about diving into the problem.
As Sapadin puts it, “Saying [your goals] out loud focuses your attention, reinforces the message, controls your runaway emotions and screens out distractions.” It puts things in perspective and grounds you.
Talking to yourself means that you are self-reliant. Like Albert Einstein, who ”was highly gifted and acquired early in his life the ability to exploit his talents,” people who talk to themselves are highly proficient and count on only themselves to figure out what they need.
It motivates you
Especially if you use “you” instead of “I.” Self-talk has been found to be even more effective if you use second person. Saying, “You can do it” works better than saying, “I can do it.” Dr. Sanda Dolcos, a researcher at the University of Illinois at Urbana-Champaign says, “Self-advice expressed using ‘You’ probably enables people to adopt a broader perspective.”
- See more at: http://www.the-open-mind.com/science-says-people-who-talk-to-themselves-are-geniuses/#sthash.IHeGTfUn.dpuf