Having 3 Kids
A tired parent of three says the difficulty doesn't scale linearly, and is too fuzzy-brained to finish the thought.
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Cartoon by Ben Orlin, Math with Bad Drawings. https://cartoons.mathwithbaddrawings.com/2018-04-16-having-3-kids/ (CC BY-NC 4.0)Transcript
A: "What's it like having 3 kids now?" B: "I'll put it this way: the challenge doesn't scale linearly."
A: "So, like... quadratically?" B: "Brain fuzzines scales so fast, I've already forgotten how this conversation began."