But life had up to now evolved to function at a sustainable level. It can't go on forever indeed there's a thing called the heat death of the universe, but it

But life had up to now evolved to function at a sustainable level. It can't go on forever indeed there's a thing called the heat death of the universe, but it is sufficiently far in the future that I don't care about it. The shit that happens now means that my kids won't be able to have children in good conscience (I already feel sorry for them for the mess I put them in).