I think it's pointless asking questions like "Will humanity survive?" It's purely up to people - if they want to, they can, if they don't want to, they won't.

Use all the skills you have in relation to others - and that way we can do anything.

If you're dealing with an assembly of biological systems, you can bring the things together, but you can't connect them.

If and when the whole world is secure, we have won a right to explore space, and the oceans. Until we have demonstrated that we can establish a productive and secure earth society, we do not belong anywhere else, nor (I suspect) would we be welcome elsewhere.

Why is it that we don't build human settlements that will feed themselves, and fuel themselves, and catch their own water, when any human settlement could do that easily? When it's a trivial thing to do?

Most biologists, (says Vogel, 1981) seem to have heard of the boundary layer, but they have a fuzzy notion that it is a discrete region, rather than the discrete notion that it is a fuzzy region.

That we don't design agriculture to be sustainable is totally eerie. We design it to be a disaster, and of course, we get a disaster.