Xenophanes states that the fire in Lipara once failed for sixteen years, but returned in the seventeenth year. They say that the lava-stream in Etna is neither flaming nor continuous, but returns only after an interval of many years.
A body in motion can maintain this motion only if it remains in contact with a mover.
Earthworms are the intenstines of the soil.
All men desire by nature to know.
No one loves the man whom he fears.
Anyone who has no need of anybody but himself is either a beast or a God.