Translation of proverbio

I grabbed a burger from an American fast food chain and swallowed it immediately, as I had not eaten for a while. I boarded the machine and could feel a slight stomachache but decided to ignore.
Unfortunately, it is a natural and eternal phenomenon of human beings. Whereever people have been, it appeared too. Please let me define racism in my next email to you and please share also your thoughts.
At around eight in the evening we were back, took a hot shower and met our friends for a fancy dinner. They were leaving the country the next day and we would stay there another three days.