Behavioral scientists in Great Britain did another study of a couple hundred people who wanted to start exercising. They divided the people into three groups. The first group committed to exercising. The second group committed to exercising and reading lots of material on the benefits of exercise. The third group committed to exercising and chose the day, time, and place when they would do it. Only 36 percent of the those in the first two groups kept their commitment. But 91 percent of the people in the third group kept their commitment.32 Did you catch that? Barely a third of the people in
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