Tensions rise between Danny and Linda when they disagree over a judgement call at work on Blue Bloods. "Ends and Means" is the 20th episode of the show's third season.
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Blue Bloods Season 3 Episode 20 Quotes

It takes guts to stand by your principles, not just when it's easy but when it can cost you something.

Frank

I've got a patient to save and in this hospital that comes first.

Linda