Dead in the Water 
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Charlie Deegan: There are two basic kinds of flies. Those who sponge liquid food from some surface, and those that pierce an animal's skin to suck the blood. Actually, they have a lot in common with people, especially people who are in love... but love can sour, and that's when they turn to me.
"Dead in the Water Quotes." Quotes.net. STANDS4 LLC, 2014. Web. 20 Apr. 2014. <http://www.quotes.net/movies/Dead in the Water>.