Doubts, compromises, and disappointments little and big—those usually reside around the eyes, but there are no rules. The hopes usually lurk around the mouth, but so do bitterness and tenacity. A sense of humor is easy to spot around the eyebrows, and so is self-deception. Add to your observation the set of the head on the neck, the carriage of the shoulders, the posture of the back, and you know a lot more.

