Do you have the sense that they are... this crop of young people coming on the scene, they are more willing and more able to do better by America by our world?

您认为他们。,这群登上历史舞台的年轻人，他们是否更愿意更有能力,让美国让世界更美好？

普林斯顿公开课 - 国际座谈会课程节选