The earth is attempting to rid itself of an infection by human parasite.

Time has a different quality in a forest, a different kind of flow. Time moves in circles, and events are linked, even if it's not obvious that they are linked. Events in a forest occur with precision in the flow of tree time, like the motions of an endless dance. (p. 12)

He liked the loneliness of inner space, the sense of being forgotten by the world.

What can the redwoods tell us about ourselves? Well, I think they can tell us something about human time. The flickering, transitory quality of human time and the brevity of human life - the necessity to love.

You can’t fight off Ebola the way you fight off a cold. Ebola does in ten days what it takes AIDS ten years to accomplish.

During climbs into taller trees, I was occasionally able to look down on the backs of birds, which shine with reflected sunlight as they move through the green depths of the canopy, like schools of fish.

If equations are trains threading the landscape of numbers, then no train stops at pi.