Each of the top-three Republican presidential candidates has stumbled, tripping over a position he once held, and then changed.  Having changed his position on something big or small, he winds up spending entirely too much time either trying to deny the change, or to try and explain it all away.  Call it the Kerry Syndrome, in honor of the failed presidential candidate who was famously quoted as saying:"I was for the war before I was against it.”  If you’re a politician, at some point you have changed your positions, regardless of who you are or how solid your views,.  This is in part a response to a natural evolution of views as individuals mature, and in part it reflects changes in the world, which require a re-assessment of long-cherished views that no longer align with reality.  Some of the greatest politicians of the 20th Century performed remarkable political changes -- and not only survived, but prospered. Winston Churchill...(Read Full Article)