In this marginal land accurate information was at a premium; to know the land was to prosper, not to know it meant starvation, and experts were a lot… - Stephen Baxter

Your flexibility of mind is impressive, for a man of your evolutionary era.

Her story was a creation myth, a legend already more than twenty thousand years old. Such tales—which said that Jahna’s people were the pinnacle of creation, that theirs was the only right way, and that all others were less than human—taught the people to care passionately about themselves, their kin, and a few treasured ideals.
But to the exclusion of all other humans, let alone such non-people as the Old Man’s kind.

Try to remember this lesson. It might keep you alive a little longer. The most precious thing to a human being is a mind-set: more precious than one’s own life, even. Human history has taught us that lesson time and again, with its endless parade of wars—human sacrifices en masse—thousands of deaths over the most trivial of differences of religious interpretation.