How polite they are
As explained by psychologists, politeness is a very important trait that distinguishes human beings from other species. But believe it or not, truly polite people are not that easy to find even if politeness is a basic manner that everyone should have.
If you do come across someone who says “please” and “thank you”, that should be your cue that that person is socially intelligent, understands and cares for other people’s feelings. Such simple words can put a smile on someone’s face, receive positive feedback and even defuse tense situations.
Read also: 12 Little Ways You’re Acting Like A Complete Jerk Without Knowing