A sharp way to capture the Groundhog Day repetition of pointlessly churning regrets and anxieties: like a jingle you can’t get out of your mind even though it brings no pleasure or insight. 

‘Almost every morning, regrets and anxieties had run through my mind like a cheap tune: often repeated, revealing nothing.’ 

Source: Rory Stewart, The Places in Between (London: Picador, 2014), p. 337

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