There are many cases of immigrants saving the life of small children in trouble. Men are brain-wired to protect and rescue any children in distress. The problem is that we slowly assumed that other people is dangerous or insane by default just by a few outliers and just to be sold things.

And that when you progressively restrict what people can do in a society, or everybody feels watched and judged 24/7, at some point you will start to encourage perverted conducts of escape.