An apparently small supply that proves inexhaustible.
寡妇之坛，用不尽的储藏
information is infinitely reproducible without diminishing it: it is a veritable widow's cruse
Example sentencesExamples
In Susan's courtyard, the little well is a widow's cruse, which never dries, even in the severe season of drought.
A widow's cruse was a jar of oil which was never allowed to run out, signifying that the community would support the bereaved person for as long as was needed.
And so all the paradoxes of thrift, widow's cruses, and so on become irrelevant.
We don't know how God kept the widow's cruse supplied with oil, and why she never ran out of flour during that long dry spell.
It often seemed to Connie that her sons thought of the refrigerator as a widow's cruse of food that would magically restock itself every week.