Over the course of six weeks of war between Iran, Israel, and the United States, Saudi Arabia’s restraint has perplexed some onlookers. After all, the war almost immediately spilled into the Persian ...

The tycoon’s long-term goals (Humans on Mars! Brain implants! Humanoid robots!) are famously and wildly ambitious. Aggressive targets are also part of the day-to-day operating culture at his firms.