"Mr. Sanders' enduring strength comes, first, from authenticity the quality that was supposed to help Mr. Biden. But Mr. Biden is, it turns out, mostly an authentic lifetime pol weighed down by contradiction and a lifetime of deals, even if legal. Bernie Sanders is rooted in a set of values and he has been utterly consistent about them for 40 years. You may not agree with him on everything, but you can respect his sincerity."
