Salespeople have done more for progress than anyone imagines
The Science and Art of Selling
JUNE 9, 2014
Then the salesperson trains his energies on us. There was no demand for the Air-brake , and Westinghouse was called a fool by every railroad expert, because he asserted that he could stop a train with wind. Porter first showed his High-speed engine in England, it was not taken seriously by anyone. When Charles T.
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