Translation of Salär

In the that time of the year, when I used to go to school, I had to get up very early and leave the house at around seven o'clock in the morning. At this time it was still night, dark and cold outside.
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 ship stopped in the middle of several limestone islands and passengers went swimming in the middle of the sea. There were dozens of other boats around us as the area was very touristy.