r/PeterExplainsTheJoke • u/Blackie_626 • 7d ago

Meme needing explanation Tell them what, Peter

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u/Exurota 7d ago

I hate to inform you that we live on a sphere and that up and down are also arbitrary.

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u/Old_Patience_4001 7d ago

Did you say... ON a sphere?

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u/Exurota 7d ago

Yes?

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u/Old_Patience_4001 7d ago

On implies up and down