Evershed, M. A. (Orr) · London : Gall & Inglis · leaf 104
, and the nights are equallylong. It was the braver of the Pythagoreans to shake thesteady earth from her centre, and set her whirling inthe depths of space, that they realized, as no one haddone before, how large she must be; for Greece andthe surrounding lands, the Middle and the other… … Fig. 16. The System of Philolaus : night on earth. Only the side turned away from the centre is inhabited: consequently the CentralFire and Autichthou are invisible.
Dante Alighieri, 1265-1321 · Astronomy
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