"allegorical leaden monster in the middle"

Allegory of Time Governed by Prudence
Public DomainAllegory of Time Governed by Prudence - Credit: Titian
Allegory is a device in which characters or events in a literary, visual, or musical art form represent or symbolise ideas and concepts. Allegory provides an effective way to illustrate complex ideas and concepts in ways that are easily understandable and tangible.