Who said “The very first law in advertising is to avoid the concrete promise and cultivate the…”?

Misattributed

Not Bill Cosby. It's commonly credited to them, but the evidence shows it isn't theirs.

What the research foundListed as misattributed to Bill Cosby; no source in their known works.

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“The very first law in advertising is to avoid the concrete promise and cultivate the delightfully vague.”
— Bill Cosby
MisattributedListed as misattributed to Bill Cosby; no source in their known works. · evidenceAdvertising
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Cite this quote

APA

“The very first law in advertising is to avoid the concrete promise and cultivate the delightfully vague.” [Quotation attributed to Bill Cosby]. (n.d.). Famous Quotations Network. Retrieved October 24, 2026, from https://www.famous-quotations.com/quotes/375-the-very-first-law-in-advertising-is-to/

MLA

“The very first law in advertising is to avoid the concrete promise and cultivate the delightfully vague.” Attributed to Bill Cosby. Famous Quotations Network, https://www.famous-quotations.com/quotes/375-the-very-first-law-in-advertising-is-to/. Accessed 24 Oct. 2026.

Chicago

“The very first law in advertising is to avoid the concrete promise and cultivate the delightfully vague.” Attributed to Bill Cosby. Famous Quotations Network. Accessed October 24, 2026. https://www.famous-quotations.com/quotes/375-the-very-first-law-in-advertising-is-to/.

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