Spend four years in medical school, and people will approach you with aches and pains.
Put on a nice suit for a job interview, and people will be more likely to hire you over the next guy in T-shirts, even if no one ever wears suits to work at that company.
Our personal decisions have a way of exuding information – intended or otherwise – to those around us. At the same time, we constantly take in cues from body language, facial expressions, even outfit, and make subconscious preliminary assumptions about others. It’s part of our evolutionary advantage – to see danger before it pulls out a giant wooden sign saying so in bold letters.
It means being human.