有时帮助穷人的最好方式是给他们现金,让他们自己决定如何使用它。
I want you to know, it isn’t always clear in the beginning because as I said I had been on television since I was 19 years old. But around ’94 I got really clear. So don’t expect the clarity to come all at once, to know your purpose right away.
最好的数学不仅正确,而且具有启发性。