12 How to Use Body Language to Read People Like a Book When we first meet new people, we all feel a little awkward and self-conscious until we feel that we understand the other persona little. Until we can do that, we can't workout what people think of us and that often leaves us in an uncomfortable position of uncertainty. The key to getting comfortable again and to understanding other people, is to read the other person's key body language signals believe it or not, this is possible even from the very first few seconds when you meet that new person.