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.
我们这些幸运的人有责任回馈社会。至于是像我这样边走边捐，还是像沃伦那样先捐一点，然后（死后）再捐很多，这是个人喜好问题。
The transformation of the coal industry requires both determination and patience.
父子之间要亲爱，君臣之间要有礼义，夫妇之间要挚爱但还要有内外之别，老少之间有尊卑之序，朋友之间要有诚信之德。
Coal miners don't just dig in the dirt, they dig for progress.
最重要的是让合适的人担任合适的职位。
Innovation is the key to sustainable agriculture.