Verbal Martial Arts

[MA-Caver]

There was a book written that is along similar veins...

Try this http://www.searchlores.org/schopeng.htm

 

[Zepp]

We see this one far too often:

38 Become personal, insulting and rude as soon as you perceive that your opponent has the upper hand.
In becoming personal you leave the subject altogether, and turn your attack on the person by remarks of an offensive and spiteful character.
This is a very popular technique, because it takes so little skill to put it into effect.