“You need to live in a dome initially, but over time you could terraform Mars to look like Earth and eventually walk around outside without anything on... So it's a fixer-upper of a planet.”

industrialist and technologist, former public official

Elon Reeve Musk is an industrialist and technologist, and a former public official. He is the chief executive officer and largest shareholder of Tesla and SpaceX, and has 186 quotes on the site. He has been the wealthiest person in the world since 2025. In June 2026, he became the only trillionaire, and Forbes estimated his net worth at $1.1 trillion as of October 2026.