James Rogers listed in "Dictionary of Cliches"

Eloquent Silence. Conveying more by saying nothing than by speaking.

In same book, he quoted Martin Tupper who wrote "Well-timed silence hath more eloquence than speech."

On nonverbal communication, Ronald B. Adler and Neil Towne in "Looking In, Looking out 9th Ed." wrote:

"This impossibility of not communicating is extremely important to understand because it means that each of us is a kind of transmitter that cannot be shut off. No matter what we do, we give off information about ourselves."

photo by s-a-m.