Friedman, Walter. "The Tactics of Traveling Salesmen: Using Geniality to Master the Marketplace." Harvard Business School Working Paper, No. 99-016, August 1998.

Glibness is not only in the tongue, but in the body. Gesture is powerful. Think of how many words of comfort can be stored and saved, when a hug will do just as sweetly. Glibness is not only in the ...