“- Detective Taylor: Neighbors heard them screaming at each other, like for two hours, and it was nothing new. Then they heard the gun go off, both barrels. Crime of passion.
- Somerset: Yeah, just look at all the passion on that wall.”
Daniel Zacapa - Detective Taylor
Morgan Freeman - Somerset

“All crime is passionate. It's passion that moves the criminal to act, to disrupt the static inertia of morality.”
Bill Pullman - Daryl Zero

“For every event, there is a cause and effect. For every crime, a motive. And for every motive, a passion. The art of research is the ability to look at the details, and see the passion.”
Bill Pullman - Daryl Zero

“Strange that crime of passion should be committed with gloved hand.”
Warner Oland - Charlie Chan

“Maybe you're right. As you pointed out, there are certain similarities between the two crimes, but you missed perhaps the most important: both murders were discovered by the same man - you!”

Charles Waldron - District Attorney