SADDER BUT WISERhttp://www.nytimes.com/2010/07/02/opinion/02krugman.html[Paul Krugman] When I was young and naïve, I believed that important people took positions based on careful consideration of the options. Now I know better. Much of what Serious People believe rests on prejudices, not analysis. And these prejudices are subject to fads and fashions. . . . [read on]Politics today, in a