Translation of persignarse

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.
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 were Lao Cai around six o'clock but the train left only at eight. I was somehow relieved though that we had all the dangerous bus journeys behind us and that we left this lovely place soon.