On: Mars likely to have enough oxygen to support life:...

[qbrass]

We should have done it a million years ago. Once we had fire and the ability to sharpen rocks, there's no excuse not to start colonizing the galaxy.

[lmm → qbrass]

We spread as far as we could, with the technology we had at the time. Going over the next hill, over the next ocean, and so on was for the best even when we hadn't fixed all the problems at home.