In the face of this historic tragedy, it behooves us, as citizens of the world, to ask ourselves how a suicidal attack like the one that destroyed the World Trade Center is possible in the 21st century.
面對這樁世紀悲劇，身為世界公民一員的我們，也許更該追問，為什麼這樣極端的自殺性攻擊會發生在二十一世紀的今天？