历史纪录片制片人Ken Burns在华盛顿大学2015年毕业典礼上的演讲
Over the many years of practicing, I have come to the realization that history is not a fixed thing, a collection of precise dates, facts and events (even cogent commencement quotes) that add up to a quantifiable, certain, confidently known, truth. It is a mysterious and malleable thing.