When things feel this precarious, joy can seem not just out of reach but almost inappropriate. Who has time for joy when everything is so precarious? You do. We all do. More than that — we need it.

At one point, Joy laments, “I guess this is just what happens when you grow up. There’s no time for joy anymore.” [KIM JI-YOON] For mathematicians, the loss of joy is not just an emotional ...

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