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Apr. 1st, 2020 02:40 pm![[personal profile]](https://www.dreamwidth.org/img/silk/identity/user.png)
Pan's mantle, or clothing, is with great ingenuity made of a leopard's skin, because of the spots it has; for in like manner the heavens. are sprinkled with stars, the sea with islands, the earth with flowers, and almost each particular thing is variegated, or wears a mottled coat.
--- Francis Bacon, The Wisdom of the Ancients.
https://en.wikisource.org/wiki/The_Wisdom_of_the_Ancients/2#Chapter_VI
This would be a good illustration of the principle that a difference against a background is a precursor to data.