 to practice a form of relaxation, meditation, biofeedback, something that tells the body it's time to recover. Professor Zeteroff, your book is called The Nine Pillars of Resilience. Can you, first of all, explain to us what you mean by resilience? Sure, and you know, this is an interesting topic to begin with. Most people think, when they think about resilience, they think about the ability to bounce back.