Art flouts convention. Convention became convention because it works.

Carbon tax has the advantage of basically being able to subsidize one set of activities that you want with another set of activities that you don't want. It's like a cigarette tax.

Many of my contemporaries in the developed world see subsistence farming as soulful and organic, but it is a poverty trap and an environmental disaster.

The point is to explore whatever may be helpful for thinking, understanding, and acting responsibly over long periods of time.

When a generation talks just to itself, it becomes more filled with folly than it might have otherwise.

Once a new technology rolls over you, if you're not part of the steamroller, you're part of the road.

The great problem with the future is that we die there. This is why it is so hard to take the future personally, especially the longer future, because that world is suffused with our absence.