...academic credentials are neither a necessary nor a sufficient condition for having your ideas taken seriously. If a famous professor repeatedly says stupid things, then tries to claim he never said them, there's no rule against calling him a mendacious idiot - and no special qualifications required to make that pronouncement other than doing your own homework.Conversely, if someone without formal credentials consistently makes trenchant, insightful observations, he or she has earned the right to be taken seriously, regardless of background.
Paul KrugmanOn the political as on the economic front it's important not to fall into the "not as bad as" trap. High unemployment isn't O.K. just because it hasn't hit 1933 levels; ominous political trends shouldnโt be dismissed just because thereโs no Hitler in sight.
Paul KrugmanThe important thing to understand is that the case for pollution control isn't based on some kind of aesthetic distaste for industrial society. Pollution does real, measurable damage, especially to human health.
Paul Krugman