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  • Whether you're six or sixty, if you go on a diet and lifestyle program and feel constrained, you're likely to go off it sooner or later. Offering a spectrum of choices is much more effective; then, you feel free and empowered.

    Dean Ornish, M.D. (2007). “The Spectrum: How to Customize a Way of Eating and Living Just Right for You and Your Family”, p.26, Ballantine Books