13 small things you do that people use to judge your personality

From the moment two people meet, they're sizing each other up, looking for signs of qualities like honesty, intelligence, and altruism.

Whether it's a date or a job interview, the small stuff matters - from the firmness of your handshake to how often you check your phone.

We checked out the Quora thread, "What are the really small things that tell a lot about a person's psychology and personality?," and the latest scientific research, and highlighted some of the most common behaviors people use to judge you.