That one extra rep you do at the end of a certain exercise defines your whole workout and improves your fitness level, but how would that improve your daily life outside the gym?? Well, I'll tell you how!
Mental strength goes hand in hand with physical strength, or as they say sound body sound mind... If you have the determination and the focus to do that extra last rep in every single set of each exercise of your workout and if you have the will power to push your body beyond its limits at the gym to take your fitness state to the next level, you'll gain a great deal of confidence that takes your mental state to a point where you can feel that inner warrior within yourself and only then you'll start to believe that you can achieve anything you desire in life where nothing and no one can stop you from taking your life wherever you dream to.