【正文】
play. Uncertainty and improvisation are important even in fields known for precision, such as physics and medicine, Faust said. And in the arts, improvisation is a spontaneous expression based on structure and research. Faust ended her speech with reflections on her own mencement, in 1968. Students in the late 1960s and early 1970s graduated at a time when dramatic social change seemed possible. That promise was lost, but has returned today, Faust said, urging graduates to seize their opportunity. Keep mastering your instruments. Keep mastering the music, Faust said. And e back from time to time and let us know of your progress. There is no group to whom I would rather entrust this task.哈佛大學(xué)校長Drew Faust畢業(yè)典禮致