Larry Page: “Elon is one of the people who genuinely understands physics and applies it.”
Sergey Brin: “Elon is someone who thinks extremely deeply about hard technical problems.”
Eric Schmidt: “Elon is extremely smart. He thinks about problems at a fundamental physics level.”
Satya Nadella: “Elon has a deep understanding of engineering trade-offs.”
Yann LeCun: “He’s a very smart guy and I’m in awe of some of his projects.”
Jeff Dean: “Elon Musk is extremely capable technically.”
Andrew Ng: “Elon is clearly very smart and technically capable, even when I disagree with him.”
Neil deGrasse Tyson: “Elon Musk understands engineering at a level that most CEOs do not.”
Chris Hadfield: “Elon Musk is clearly very intelligent and serious about engineering.”
Andrej Karpathy: “Elon has an incredible ability to reason from first principles. It’s very rare.”
Tom Mueller: “He’s a super smart guy and he learns from talking to people. He’s so sharp, he just picks it up.”
Jim Cantrell: “Elon taught himself rocket science faster than anyone I’ve ever seen. And I’ve been doing this my whole career.”
Robert Zubrin: “Elon Musk is a brilliant engineer with an extraordinary ability to cut through nonsense.”
George Church: “Elon Musk is extraordinarily intelligent and unusually well-read across sciences.”
Vaclav Smil: “Elon Musk is a very intelligent engineer, though overly optimistic.”
Miguel Nicolelis: “Elon Musk is a brilliant mind, even when he overreaches.”
George Hotz: “Elon is actually very smart. People underestimate how technical he really is.”
Sal Khan: “Elon Musk is a deeply intelligent person who genuinely understands the science behind what he’s building.”
Mark Cuban: “Elon is very smart and ahead of the curve.”
Naval Ravikant: “Elon Musk is operating at a different intellectual level.”
Rodney Brooks: “Elon Musk is smart and technically literate, even if provocative.”
Cory Doctorow: “Elon Musk is obviously very smart. That’s not in dispute.”
Tim Urban: “Elon Musk is one of the deepest first-principles thinkers I’ve ever encountered.”
Uday Kotak: “Elon Musk is a genius in the way he combines engineering with execution.”
AOC: "Elon Musk is one of the most unintelligent billionaires I’ve ever met or seen."