Scientific American:

We’ve all heard those phrases that denote a certain blindness to the passage of time. “She looks as young as the day I met her” husbands say of their wives 50 years into married life, or “haven’t they grown”, people tell me of my children. How about “it wasn’t even hot” said the frog, realising too late that he had sat unawares in the pot while the water slowly crept up to boiling point.

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