Human nature is complex. Even if we do have inclinations toward violence, we also have inclination to empathy, to cooperation, to self-control.
There is no night life in Spain. They stay up late but they get up late. That is not night life. That is delaying the day. Night life is when you get up with a hangover in the morning. Night life is when everybody says what the hell and you do not remember who paid the bill. Night life goes round and round and you look at the wall to make it stop. Night life comes out of a bottle and goes into a jar. If you think how much are the drinks it is not night life.
One of the really bad things you can do to your writing is to dress up the vocabulary, looking for long words because you're maybe a little bit ashamed of your short ones. This is like dressing up a household pet in evening clothes. The pet is embarrassed and the person who committed this act of premeditated cuteness should be even more embarrassed.