Elon Musk has built his reputation as a man who never backs down—a tech gladiator convinced he’s always right. When he responds to criticism, it’s usually to mock it. The word sorry doesn’t live in his vocabulary. Or at least, it didn’t. For the first time, the billionaire Tesla CEO engaged in an unprecedented act of humility.

Sources in Donald Trump's orbit say Elon Musk's recent apology to the president for his social media attacks won't do much to save their relationship behind the scenes

They went too far." Being the richest man in the world, and having under your control the most powerful dissemination platform in history, it serves very little if you have offended the president of the United States,