Being dedicated to self-knowledge is important at many levels. Emotions transform our bodies and our state of health through their relationship with our cells, molecules, and peptides. Dr. Candace Pert lectures on how our thoughts and feelings influence our health and well-being. Her words are quoted above. In her 1999 book entitled “Molecules of Emotion” she observes that the cost of choosing to live within a tiny percentage of our dynamic range of expressivity can be a costly mistake.