He (Dave Brower) is an emotionalist in an age of dangerous reason.

If by some fiat I had to restrict all this writing to one sentence, this is the one I would choose: The summit of Mt. Everest is marine limestone.

He liked to go from A to B without inventing letters between.

With their four-dimensional minds, and in their interdisciplinary ultra verbal way, geologists can wiggle out of almost anything.

A quarter-horse jockey learns to think of a twenty-second race as if it were occurring across twenty minutes--in distinct parts, spaced in his consciousness. Each nuance of the ride comes to him as he builds his race. If you can do the opposite with deep time, living in it and thinking in it until the large numbers settle into place, you can sense how swiftly the initial earth packed itself together, how swiftly continents have assembled and come apart, how far and rapidly continents travel, how quickly mountains rise and how quickly they disintegrate and disappear.

On the geological time scale, a human lifetime is reduced to a brevity that is too inhibiting to think about deep time. ... Geologists ... see the unbelievable swiftness with which one evolving species on the Earth has learned to reach into the dirt of some tropical island and fling 747s across the sky ... Seeing a race unaware of its own instantaneousness in time, they can reel off all the species that have come and gone, with emphasis on those that have specialized themselves to death.

If you free yourself from the conventional reaction to a quantity like a million years, you free yourself a bit from the boundaries of human time. And then in a way you do not live at all, but in another way you live forever.