Anaximander
He proposed an infinite, undefined substance called the 'apeiron' as the origin of the cosmos and a geocentric model.
Quotes by Anaximander
The apeiron is boundless, eternal, and ageless.
All things are generated from the apeiron and return to it.
The opposites are separated out from the apeiron.
The earth is suspended in the middle of the cosmos, held up by nothing.
The sun is a circle of fire, twenty-eight times the size of the earth.
The moon is a circle of fire, nineteen times the size of the earth.
Eclipses occur when the openings in the fiery wheels are blocked.
Thunder and lightning are caused by the wind breaking through the clouds.
The sea is the remnant of the primeval moisture.
The earth was once covered with water, and it gradually dried up.
The hot and the cold are separated out from the apeiron, and from these, the world is formed.
The apeiron is divine, for it is immortal and imperishable.
The world is one of many worlds, and they all perish and are reborn.
The order of the cosmos is not due to chance, but to necessity.
The apeiron encompasses all things and governs all things.
The apeiron is the source of all generation and corruption.
The earth is in equilibrium because it is equally distant from all points.
The stars are fixed in the heavens, but the planets move.
The sun is the source of all light and heat.
The moon reflects the light of the sun.