. . . for until that God who rules all the region of the sky . . . has freed you from the fetters of your body, you cannot gain admission here. Men were created with the understanding that they were to look after that sphere called Earth, which you see in the middle of the temple. Minds have been given to them out of the eternal fires you call fixed stars and planets, those spherical solids which, quickened with divine minds, journey through their circuits and orbits with amazing speed.
No one step back, that is the idea.... Fight it out, whatever comes. Let the stars move from the sphere! Let the whole world stand against us!.... What of it? Thus fight! You gain nothing by becoming cowards.... Taking a step backward, you do not avoid any misfortune.
Once upon a time, in some out of the way corner of that universe which is dispersed into numberless twinkling solar systems, there was a star upon which clever beasts invented knowing.
These are dark radiances. They have no suspicion that they are to be pitied. Certainly they are so. He who does not weep does not see. They are to be admired and pitied, as one would both pity and admire a being at once night and day, without eyes beneath his lashes but with a star on his brow.
The motive of science was the extension of man, on all sides, into Nature, till his hands should touch the stars, his eyes see through the earth, his ears understand the language of beast and bird, and the sense of the wind; and, through his sympathy, heaven and earth should talk with him. But that is not our science.