There is so much information that our ability to focus on any piece of it is interrupted by other information, so that we bathe in information but hardly absorb or analyse it. Data are interrupted by other data before we've thought about the first round, and contemplating three streams of data at once may be a way to think about none of them.

[On the] question of why we might want to look at images even more than the real thing: I think there is some quality when you look at an image of, not only seeing this thing, whether it's the horse or the sky, but you are seeing somebody point at it and say, Look!

There's enough food in this world. There's enough housing in this world. There's enough shelter in this world. There's enough clothing in this world. There's enough teachers, there's enough universities for everybody's needs to be met, and the reasons they aren't is not because of lack of resources. It's because of distribution, and that's the politics of hate, which is why this is a movement against that. It's a politics of love.

Joy doesn't betray but sustains activism. And when you face a politics that aspires to make you fearful, alienated and isolated, joy is a fine initial act of insurrection.

Perhaps walking is best imagined as an 'indicator species,' to use an ecologist's term. An indicator species signifies the health of an ecosystem, and its endangerment or diminishment can be an early warning sign of systemic trouble. Walking is an indicator species for various kinds of freedom and pleasures: free time, free and alluring space, and unhindered bodies.

A lone peak of high point is a natural focal point in the landscape, something by which both travelers and local orient themselves. In the continuum of landscape, mountains are discontinuity -- culminating in high points, natural barriers, unearthly earth.

Hope is not a lottery ticket you can sit on the sofa and clutch, feeling lucky. It is an axe you break down doors with in an emergency. Hope should shove you out the door, because it will take everything you have to steer the future away from endless war, from the annihilation of the earth's treasures and the grinding down of the poor and marginal. To hope is to give yourself to the future - and that commitment to the future is what makes the present inhabitable.