Translation of perjudicial

No one should eat street food in these countries, and neither I should have. It is not that I was not experienced from previous traveling, it is that I had just forgotten it and now I needed to pay for it.
Entire communities are blamed for a crime committed by one of its members. Wrong ideas could quickly be spread to other villages and there could be acts of revenge resulting in further mistrust.
She claimed that in order to be old, one would need to have a baby. She touched a very sensitive point of every woman around thirty five; today we have a wonderfull daugther. The converstion with her was nice.