His combination of a thoughtful, resolute voice and timid hand gestures lends Andrew Lyubarsky, the impression of shy assuredness. When I ask him what contribution this government has made to his ideology, he answers without hesitation. "The Bush presidency has been the most extreme rejection of everything I care about, in terms of what is manageable by government." It's mostly quiet in Butler Café on a Thursday evening--the students there more intent on...