This is what makes things tough. Those few people who can build a body up are the few who have sensitivity to this sense of security in insecurity. We've really given The Wisdom of Insecurity a physical component. When you come right down to it, that wisdom of insecurity explains what Rolfers are talking about - it's the body's need for quick adaptation.
"Ida Rolf Talks About Rolfing and Physical Reality" edited and with an introduction by Rosemary Feitis"