"I'm not a fan of people who are not curious. I think it's important to be curious and always learning."

"I think a lot of people will be surprised by how quickly we can get to Mars."

"I'm trying to do things that are important and that will make a difference in the world."

"I could either watch it happen or be a part of it."

"It's like, how often do you get to invent a car company? Or a rocket company? Or a tunneling company?"