Translation of Sackhüpfen

Thanks a lot. Let's meet. Where are you located? OK, do you want to meet there? Basically, June 4 and further would be good for me. But I am flexible. I never have too many things to do in the weekend.
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?
We returned before dusk, as we were afraid of not finding our ship in the dark. Once on the ship we decided to go for night swimming again in the open ocean. A few women on little boats approached us.