While leading Amazon, Bezos famously railed against the company adopting a “Day Two” mindset. It’s always Day One at Amazon, Bezos decreed, meaning the company—now worth $2.2 trillion—had to always act like a start-up, never transition into maximizing margins at the expense of customer satisfaction.

The world’s richest men have their own rocket fleets, their own media and their own schemes to succeed with Donald J. Trump.