Deliver more than you promise.

Deliver more than you promise.

Harvey Mackay

Quote authenticity

Score:	Excellent This quote has an official author source You can cite this quote with confidence as true and correct Listed below is the factual evidence of an official source published by either the author, an author's representative or estate

2017 November 13	Origin: Tweet Link: https://twitter.com/HarveyMackay/status/595623740475645955	Image evidence

American businessman and journalist

January 1st, 1932