Besides, said she, the fire-stone will serve you instead of light or torches; for you know, that the world you are going into, is dark at nights (especially if there be no moonshine, or if the moon be overshadowed by clouds) and not so full of blazing-stars as this world is, which make as great a light in the absence of the sun, as the sun doth when it is present; for that world hath but little blinking stars, which make more shadows than light, and are only able to draw up vapours from the earth, but not to rarify or clarify them, or to convert them into serene air.