I'll post some more later, but for now these'll do:
"And these highschool girls kept glancing over at me. 'He looks just like Johnny Depp', they said" - Jebus Chr!st (Saint Youngmen)
Nameless Student: (in flashback) "Hey, Zetsubou, if ya count back the days from your birthday, don'tcha think you were made because your parents #@$#@ on Christmas?"
Kafuka: (present day): I see...This means for your parents, you were the very best Christmas present, right?
(Sayonara Zetsubou Sensei)
Yotsuba: (trying to ruin his appetite while he's eating ramen) Yanda, you're eating poo! You're eating poo!
Yanda: This poo is delicious! Delicious poo!
Yotsuba: Liar! Poo is not delicious!
Yanda: OOOOOOOH, so you've tried poo before!
(Yotsuba&!)
"I'll make a cool garden that looks like a transforming robot! Can I?!" Finny (Black Butler)
"With the popularity of anime overseas, Japanese girls have been selling well..." Veronica (Franken Fran)
"fuuuuuudge you; That's my rule!" - Ganta (Deadman Wonderland)
"I'll **noel** in your formaldehyde" - Minatsuki (Deadman Wonderland)
"That name was created by replacing my real last name Sakanami with Umanami, BECAUSE MY **noel** IS THE SIZE OF A HORSES! About the size of this arm" - Umanami (Koe de Oshigoto)