- Claudia Gideon: You don't know what you're talking about.
- Catherine Willows: Well, that's dangerous to say to a scientist.
- [Examining a crime scene]
- Nick Stokes: So, what do you think it is? Cocaine maybe?
- Catherine Willows: Nope.
- Nick Stokes: How can you tell just by looking at it?
- Catherine Willows: Never you mind.