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xkcd #3123: Canon
(imgs.xkcd.com)
Title text:
Achilles was a mighty warrior, but his Achilles' heel was his heel.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3123/
Reminds me of the recent reaction to the director of the Supermen movie, and the people calling the xenophobia "barbaric".
I mean, it's nice when it falls back at the same meaning, but it reaching its antonym is just great.