> I am a huge fan of SpaceX and I think that establishing a multi-planetary civilization is the most important thing to do, and, I’ll say bluntly, will save lives.

How can we credibly talk about saving lives on other planets when we are demonstrably unable to protect life on the only habitable world we actually have? If we are failing at basic stewardship here, what evidence is there that we would act more responsibly anywhere else?