筹划洋人的事情一定要先了解洋人的情况，要了解洋人的情况一定知道洋人的情况。

Those of us who have been fortunate have a duty to give back.Whether one gives a lot as one goes along as I do, or a little and then a lot (when one dies) as Warren does, is a matter of personal preference.

运营效率和战略都是创造卓越绩效的关键。

在能源转型中，煤炭在未来几十年仍将是关键的过渡燃料。