While many, indeed most preschoolers who managed to delay…

While many, indeed most preschoolers who managed to delay gratification on the Marshmallow Test continued to show good self-control for decades to come, self-control steadily decreased for some, whereas others who rang the bell soon showed the opposite pattern over the years, increasing their self-regulation as they matured.

— from The Instruments (Awareness/Perception/Expectations)

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