. . . interea et tacitum vivit sub pectore vulnus. . . . and meanwhile, the silent wound lived under her chest. (line 67, Virgil).
Virgil describes Dido's heartbrokenness as a "silent wound", meaning Dido's love for Aeneas is hidden. It is not at the time obviously and greatly hurting her, however, it is quietly causing destruction to her city and it will soon catch her unaware. In the following sentence, Virgil uses vivid imagery to further expound upon the harm that Dido's love is causing to her city.
Uritur infelix Dido totaque vagatur urbe furens, qualis coniecta cerva sagitta, quam procul incautam nemora inter Cresia fixit pastor agens telis liquitque volatile ferrum nescius:
Unhappy Dido burns, and raging, she wanders the whole city as if a deer after the arrow was hurled, which unaware acting from afar, the shepherd with a dart pierces between the grove of the Cretians, and not knowing leaves the swift iron. (lines 68-72, Virgil).
In the sentence above, the wandering deer is clearly symbolism of Dido chasing after her love for Aeneas and the arrow in its side shows how their love will only serve to destroy the both of them. Virgil strongly believes that love should not be the utmost priority in one's life. Dido had a city to take care of, and Aeneas had a city to build; their love for each other was merely distracting them from their greater