• The ten most powerful two-letter words in the English language are: If it is to be, it is up to me.

    Harvey Mackay: The ten most powerful two-letter words in the English language are: If it is to be, it is up to me.
    "Harvey Mackay Book Interview : The Mackay MBA of selling in the real world". Interview with David Dalka, www.daviddalka.com. November 29, 2011.