Authors with quote category Promise Deborah Tannen professor Debbie Ford author Dean Ornish physician Dean Koontz author Daymond John entrepreneur Dawna Markova author David Sedaris humorist David Platt pastor David Ogilvy businessman David Lloyd George chancellor-of-the-exchequer David Livingstone missionary David Limbaugh author David Lander actor David Jeremiah author David Graeber anthropologist David Gemmell author David F. Swensen David Cameron prime-minister-of-the-united-kingdom David Bowie musician David Bohm physicist «678910111213141516»