"I do identify with St. Patrick, not just in name. He drove the snakes out of Ireland. I intend to drive the snakes out of the State House"

Deval Patrick's quote is a metaphor for his objective to rid the Massachusetts State House of corruption and dishonest behavior. He is comparing the snakes to the people who are taking advantage of their positions of power and utilizing it for their own gain. He is stating that he will be the one to decide and put an end to the dishonest behavior. He is also drawing a comparison to St. Patrick, who drove the snakes out of Ireland, and is stating that he will do the very same in the State House. By utilizing this metaphor, Patrick is revealing his decision to make a change and create a better environment in the State House. He is likewise showing his commitment to the people of Massachusetts and his dedication to ensuring that their government is truthful and ethical.