Time is not on our side. Cosmical accidents, our own idiocy or even exhaustion of natural resources could wipe us out. I believe we have a very small window of

Time is not on our side. Cosmical accidents, our own idiocy or even exhaustion of natural resources could wipe us out. I believe we have a very small window of opportunity to become a multi planetary species, which would greatly reduce our current "all eggs in one basket" situation. But fast technological progress is the only way to get there.