Book excerpt: Mental is a muscle that guide athlete people in the effort and help them to achieve their goals. By developing and sharpening your mental you make him efficient. That’s the key for success. These quotes from outstanding personalities will help to overcome yourself and to discover unexpected things about you. Forging your mind is to allow your mind to be in harmony with your body. The second wind is not only physical! So we are very pleased to give you this mental training. Feel free to adapt it according to your feelings in order to combine both well-being and performance…This ebook is an extract from the full version "100 quotes to boost your sports performance, also available on Amazon, Apple Store and Google Play.