Translation of gesetzwidrig

In the beginning it looked brutal but it worked. He brought my wallet back to me and asked me to count the bills in it. I was stunned and could not believe what just happened. He repeated his order.
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?
The same day that I gave my last presentation about our pilot project I flew away. The first lag was NYC's airport John F. Kennedy. I left Europe after midnight and arrived there at five o'clock, more or less.