In a person who is open to experience each stimulus is freely relayed through the nervous system, without being distorted by any process of defensiveness.
Talking perceptions, people. Do we really see each other for what we really are, or do we just see what we want to see, the image distorted by our own personal lenses? I lost someone today and the funny thing is, I don't even know who she was.
Only in quiet waters do things mirror themselves undistorted. Only in a quiet mind is adequate perception of the world.