The past is not just the past, but a prism through which the subject filters his own changing self-image.
过去不仅仅是过去，而是一个棱镜，主体通过它过滤自己不断变化的自我形象。
In business, if you're not moving forward, you're falling behind.
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.