Translation of Gewichtheber

Two weeks ago I met a girl from Indiana and she told me that she was really sorry but that she would have no knowledge about Europe, Africa or Asia and that it was only due to lack of information on TV.
But we need to asked ourselves why we actually are built in such a way that we so easily dislike others and build stereotypes. What leads to such behavior even in well educated individuals?
I made plans to visit a surfing contest with a girl that I have met on the first day. We agreed to meet at ten in the morning at her place. I couldn't keep my eyes open and decided to quit.