To feel ‘fit as a fiddle , you must tone down your middle. Author Unknown Movement is a medicine for creating change in a person s physical, emotional, and mental states. Carol Welch Walking is the best possible exercise. Thomas Jefferson Exercise alone provides psychological and physical benefits. James Rippe, M.D.把雅思加入收藏 Breathing correctly is the key to better fitness, muscle strength, stamina and athletic endurance. Dr. Michael Yessis Don t dig your grave with your own knife and fork. English Proverb Physical activity is an excellent stress-buster and provides other health benefits as well. It also can improve your mood and self image. Jon Wickham Physical fitness is not only one of the most important keys to a healthy body, it is the basis of dynamic and creative intellectual activity. John F. Kennedy Running is the greatest metaphor for life, because you get out of it what you put into it. Oprah Winfrey