A smart man makes a mistake, learns from it, and never makes that mistake again.But a wise man finds a smart man and learns from him how to avoid the mistake altogether.

The risk of insult is the price of clarity. To be clearly understood one must speak the simple, essential truth as plainly as he is able.

Five minutes in an old book quickly reveals that most of what is being sold today as new insights into human behavior is merely the rediscovery of knowledge we have had for centuries.

Numerals are images of amounts. But the amounts they represent are real.

If you want the truth to prevail, you must cause people to realize the truth. This requires much more skill than is required to simply tell it.

A visual image in the hand of an artist is merely a tool to trigger a mental image.

Most ads are ignored because every customer has a mental filter that evaluates and dismisses both of these languages of Ad-Speak with a single question: What are they not telling me?