Two-and-a-half years later, researchers retested them and found that nearly 75 percent of those who had scored high in restraint the first time around still did, while 25 percent did not.

• 两年半后，研究人员再对他们进行测试后发现，那些一开始在自制力方面拿高分的人中，有百分之七十五的人在第二次测试中依然获得高分，只有百分之二十五的人没有获得高分。