BECOME YOUNGER might be called the “cornerstone” of the famous Walker Program. Dr. Walker suggests “when we embark on this program which may change our eating, drinking and living habits, we must have the courage of our convictions based on the knowledge which we can acquire through the principles involved in this program ... To ”become younger" means to have attained a state of subline self-reliance and self-sufficiency which no one can take away from us.