It's really incumbent upon us as life's agents to extend life to another planet. I think that being a multi-planet species will significantly increase the richness and scope of the human experience.
Elon MuskThe revolutionary breakthrough will come with rockets that are fully and rapidly reusable. We will never conquer Mars unless we do that. It'll be too expensive. The American colonies would never have been pioneered if the ships that crossed the ocean hadn't been reusable.
Elon MuskYou need to be in the position where it is the cost of the fuel that actually matters and not the cost of building the rocket in the first place.
Elon MuskI don't think very highly of Henrik Fisker. [...H]e thinks the reason we don't have electric cars is for lack of styling
Elon Musk