I'm a person, and my name is Anakin!
-- Anakin Skywalker
Don't call me a mindless philosopher, you overweight glob of goo!
-- C-3PO
I recognized your foul stench when I was brought on board.
-- Princess Leia Organa, to Grand Moff Tarkin
Either I'm going to kill her, or I'm beginning to like her.
-- Han Solo, of Princess Leia
He is quite intelligent, you know. For a human.
-- C-3PO
It's not my fault!
-- Han Solo
I think my vision is getting better. Instead of a big dark blur,
I see a big light blur.
-- Han Solo
I don't know... fly casual!
-- Han Solo
Don't get cocky, kid!
-- Han Solo
I swear, by the soul I don't have, I am going to kill you!
-- Boba Fett, to the Sarlacc (I think)
May I suggest a new strategy, Artoo? Let the Wookiee win.
-- C-3PO
Aren't you a little short for a stormtrooper?
-- Princess Leia Organa
Eyiiip!
-- Darth Maul
Note: this is my interpretation of the peculiar sound Maul makes as he is being robbed of his ability to walk, digest properly, and produce children.
"The Queen trusts my judgement. You should too."
:You presume too much!"
-- Qui-Gon Jinn and Padme Naberrie
The Queen doesn't have to know!
-- Qui-Gon Jinn, to the Queen
I am your father!
-- Darth Vader, to Luke Skywalker
What do you mean my parts are showing?
-- C-3PO