Who said literature has no real power to affect history? Not Bolaño — for him, literature is an unnervingly protean, amoral force with uncanny powers of self-invention, self-justification and self-mythification. The mythmakers, he suggests, certainly do matter.
Normal is enormously susceptible to swinging with the gusts of politics and history. Disguised as scientific and fixed, it is subjective and protean. That is why I used the word normative above, a term derived from statistics, simply meaning what most people do.