in someone's (infinite) wisdom
idiom
—used in an ironic way to say that someone has made a foolish choice or decision
He decided, in his infinite wisdom, that it would be better to sell the house than to keep it.
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“In someone's (infinite) wisdom.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/in%20someone%27s%20%28infinite%29%20wisdom. Accessed 27 Oct. 2025.
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