Lindsay Bluth Fünke is the daughter of the Bluth family and Michael's twin sister.  Lindsay, in an act of rebelling, married Tobias Fünke, a perpetually unemployed psychologist.  Lindsay always believes herself to be the dedicated activist... only she seems to lack the dedication.  By the end of season three it was revealed that Lindsay was actually adopted.

Lindsay Bluth Fünke Quotes

There's a cream with real diamonds in it...I can actually smear diamonds on my face, and it's only $400 a tub! That's like, what? A million diamonds for $400? A million f*cking diamonds!

Lindsay

Lindsay: You've had $80,000 worth of cartography lessons. Get us a channel to the ocean.
Buster: Okay, okay, okay.
(Pauses)
Buster: Obviously this blue part here is the land.

Arrested Development Quotes

(to a waiter) Take it back. If I wanted something your thumb touched, I'd eat the inside of your ear.

Lucille

Okay, we are just about ass-to-ankles back here, Maeby. Do you want to hop on your cousin's lap there, please?

Tobias