Elmo Lewis. E. St. Elmo Lewis (1872-1948) was an American advertising advocate—he wrote and spoke prolifically about the potential of advertising to educate the public. He was the co-founder/first president of th. The best quotations and sayings about business with comments.
#122at January 21, 2009
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You generally hear that what a man doesn't know doesn't hurt him, but in business what a man doesn't know does hurt.