“I’m a travelling salesman,” he explained, “and I drive around all day calling on my customers. I have discovered that while a man drives he thinks all kinds of thoughts. If his pattern of thought is negative, he will think many negative thoughts during the day and that, of course, is bad for him; but that is the way I used to be. I used to drive around all day between calls thinking fear and defeat thoughts, and incidentally that is one reason my sales were down.
