You cannot reason with a nervous system that has learned, through five years of evidence, to expect famine.

The only thing that heals it is time, and repetition, and the slow, patient accumulation of a new kind of evidence: a full basket, and then a full basket again, and then a full basket again, day after day after day, until the body itself, not the mind but the body, finally comes to believe what the mind already knew.

That is what the untouched chocolate bar meant.

It was not that Maya had decided to stop hoarding.