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

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.

Um, I forget their name, but I know they're hungry. I think some are thirsty.

Lindsay

Arrested Development Quotes

I am having a love affair with this ice cream sandwich.

George Sr.

The zero hour, Michael. It's the end of the line. I'm the firstborn. Sick of playing second fiddle. Always third in line for everything. Tired of finishing fourth. Being the fifth wheel. There are six things I'm mad about, and I'm taking over.

Gob