A poor yet wise lad is better than an old and foolish king who no longer knows [how] to receive instruction.
Better is a poor and a wise child than an old and foolish king, who will no more be admonished.
Better is a poor and wise youth than an old and foolish king who no longer knows how to receive counsel (friendly reproof and warning)–
Better is a poor and wise youth than an old and foolish king, who knoweth not how to receive admonition any more.
A poor but wise youth is better than an old and foolish king, who no longer listens to advice.
Better is a boy, poor and wise, than a king, old and foolish, who does not know to look ahead for the sake of posterity.