There's a difference in clinging to something you learned in school (e.g. tastes being localized to certain areas of the tongue. Countries neatly dividing into

There's a difference in clinging to something you learned in school (e.g. tastes being localized to certain areas of the tongue. Countries neatly dividing into western and third world countries. Pluto being a planet) by not keeping up to date, and believing something we've known to be false for literally thousands of years...