You think that way as you begin to get grayer and you see pretty plainly that the game is not going to end as you planned.

What if I am, in some way, only a sophisticated fire that has acquired an ability to regulate its rate of combustion and to hoard its fuel in order to see and walk?

Once in a lifetime, perhaps, one escapes the actual confines of the flesh. Once in a lifetime, if one is lucky, one so merges with sunlight and air and running water that whole eons, the eons that mountains and deserts know, might pass in a single afternoon without discomfort.

Out of the choked Devonian waters emerged sight and sound and the music that rolls invisible through the composer's brain. They are there still in the ooze along the tideline, though no one notices. The world is fixed, we say: fish in the sea, birds in the air. But in the mangrove swamps by the Niger, fish climb trees and ogle uneasy naturalists who try unsuccessfully to chase them back to the water. There are things still coming ashore.

Over the whole earth- this infinitely small globe that possesses all we know of sunshine and bird song- an unfamiliar blight is creeping: man- man, who has become at last a planetary disease and who would, if his technology yet permitted, pass this infection to another star.

Certainly science has moved forward. But when science progresses, it often opens vaster mysteries to our gaze. Moreover, science frequently discovers that it must abandon or modify what it once believed. Sometimes it ends by accepting what it has previously scorned.

Man no longer dreams over a book in which a soft voice, a constant companion, observes, exhorts, or sighs with him through the pangs of youth and age. Today he is more likely to sit before a screen and dream the mass dream which comes from outside.