Some of my favorite Daniel Jackson Quotes:

Jackson: Mak tal shree! Lok tak. Mekta satak Oz! Mok tal Oz kree!
Jackson: I don't think they bought my act.
Jacob: Why? Who'd you say you were?
Jackson: The... ah... Great and Powerful Oz.

Daniel: She's Hathor, the goddess of fertility, inebriety, and music.
Jack O'Neill: Sex, drugs, and rock & roll?

Kershaw: I feel better just knowing there's an archaeologist watching our backs.
Jackson: Yeah, which end do the bullets go in again?

Jackson: Hmm...Deja vu.
Teal'c: I do not understand your meaning.
Jackson: Oh, it means, uh I feel like I've been here before.
Teal'c: Then you are correct Dr. Jackson, we were previously on this planet not too long ago.
Jackson: Right. What was I thinking.

Jackson: Teal'c, I know it isn't your strongest suit, but this is not the time for jokes.

Mitchell: Merlin. King Arthur and the Knights of the Round Table Merlin?
Jackson: Yes.
Mitchell: Was an ancient.
Jackson: I think so.
Mitchell to Teal'c: See! That is what I'm talking about!

Mitchell: Symtoms may include: dizziness, irritability—
Jackson: Nausea—
Mitchell: Mild nausea. And a condition known as "hot dog fingers."

Carter: As we discussed the situation we realized we could pinpoint the source of the phenomenon to a precise window. Specifically the interim journey between the two gates.
Mitchell: Did she just say "we"?
Carter: Pardon me?
Jackson: She said "we". You said "we"?
Carter: Ah, me and... myself, I suppose. The other Samantha Carter.
Mitchell: Right. Finally someone who can keep up with you, huh?
Carter: Yep.