I first heard this on the Sam Harris podcast. If I remember correctly he explained it as a function of our memory saving the myth and _then_ the "fact". It is e

I first heard this on the Sam Harris podcast. If I remember correctly he explained it as a function of our memory saving the myth and _then_ the "fact". It is easier to recite the 1st part of the memory so some people forget the "fact" and thus beleive the myth more strongly.