https://summaryshelf.app/authors/gary-keller/Recent content in Gary Keller on SummaryShelfHugoen-usSat, 25 Jul 2026 00:00:00 +0000https://summaryshelf.app/one-thing/Sat, 25 Jul 2026 00:00:00 +0000https://summaryshelf.app/one-thing/<p>In 1983, physicist Lorne Whitehead showed that one domino can knock over another 50 percent larger. Carry the progression out and the 23rd overshadows the Eiffel Tower, the 31st looms above Mount Everest, the 57th nearly reaches the moon. Gary Keller&rsquo;s argument is that extraordinary results work this way — sequentially, not simultaneously. You do the right thing, then the next right thing, and what starts out linear turns geometric. Everything follows from one job: find the lead domino and hit it until it falls.</p>