I really was underselling it. The whole topic on Wilhelm and Jacob Grimm is pretty interesting.
Acknowledging just their fairy tales collection (and thus, the basis of all romanticist, modern and postmodern western fantasy) should be classified as rude at best. Jacob's influence on Central-European Nationalism and the resulting formation of a unified German state shaped world history in a way that could not be understated.
There's an interesting book,
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I'd highly recommend if you are a history buff.
Additionally, "Grimm's Dictionary" is often dubbed as Europe's biggest achievement in linguistics.
And not to mention that basically all modern philology is founded on or at the very least inspired by
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and even circling back to Sanskrit and Greek.
Sorry, I guess I've been drifting off a bit here lol. I just think that language helps form the character and demeanour of a people and all of that naturally trickles down to the creative output of a single smut avn developer.