Every day, for many reasons, without noticing it, we rush to conclusions by judging the book by its cover. Our brain, in order to feel calm, obviously wants to minimize any uncertainty, and it is in a hurry with “verdicts”. A tiny manifestation of some feature or just a deceptive impression is enough, as we mentally say: “Everything is clear! This girl is very shy, this one is too self-absorbed, this man is mean, this one is boring, this one is so haughty.”