I recently saw a movie about Ruby Bridges, one of the African-American children in New Orleans who were part of the first attempt to desegregate public schools in the south.

• 谨以纪念马丁路德金，我想来分享一些一直是我研究中的想法---它们是与选择、意志和远景在我们生活中扮演的角色有关的想法。