Counsel is never out of date.

The proverb presents counsel as something whose value need not fade simply because time has passed. An older recommendation may still offer insight into a present decision.

Its sweeping wording expresses confidence in enduring wisdom, not a guarantee that every recommendation remains sound. Advice still has to be weighed against the circumstances at hand.

Use it when someone is inclined to dismiss advice solely because it was given long ago. It can invite a fresh look at the advice without insisting that it be followed.