There’s no doubt that positive thinking will take you more places than thinking negatively. I’ve never found a book on how to fail…. everyone knows how to do that.
Listen to any professional athlete or golfer being interviewed after a sub-par performance. They always point to positives and tell you what they will be working on to make themselves better.
When it comes to penis enlargement I believe one of the most important thoughts you can have at the very beginning is the thought that “I am going to make gains!” The next one should be …. I will never give up! Just be sure to not fall for any fairy tales that suggest penis enlargement is quick and easy.