Focus on your problem zones, your strength, your energy, your flexibility and all the rest.
Jack LaLanneI see a sea of millions of people going down with their own negative thoughts, going down for the third time in this big sea of iniquity and negativity.
Jack LaLanneMuscle cells strengthen in response to intense exercise - whether you're 18 or 88. But the intensity is what's lacking in most people's workouts. And there are doctors who'll give you the advice, "Well, don't push it."
Jack LaLanne