Half had four or more. Borrowers who do not pay their card debt in full each month have to pay interest on whatever balance remains.

VOA: special.2009.05.28

You have to form some kind of balance in your life and not let anyone demand a hundred hours a week of your time If they do, you should sell the stock they give as soon as you can and diversify.

你必须形成一个平衡在你的生命中,不能使任何人让你,一周工作一百个小时,如果他们这么要求了，你应该以最快的速度,把他们给你的股票卖掉然后转业。

耶鲁公开课 - 金融市场课程节选