(Bk Business) Carol Kinsey Goman Ph.D.-The Nonverbal Advantage_ Secrets and Science of Body Language at Work -Berrett-Koehler Publishers (2008)

76 The Nonverbal Advantage
He doesn’t like it, but
he’s resigned to it.
negative emotions. That is one of the reasons why full lips
are so appealing—they are subconsciously interpreted as a
signal that people are responding to us in a positive way.
Lips that form as if to blow out air are almost always associated
with resignation, skepticism, or frustration.
A completely involuntary move that a mouth makes is to
quiver as a result of being startled. That’s exactly what happened
when I saw a grocery clerk accidentally knock over
a display in the store—and her shaking lower lip and chin
registered her surprise and dismay.
Yawning
Usually, when we see someone yawning we think they are
bored or tired. But psychologists now believe that yawning
may be an escape mechanism used to avoid difficult
or stressful issues. People may yawn rather than discuss a
painful subject.