I think it's kinda homey, in a post apocalyptic, neo-industrial, steampunk chic kinda way.

Monroe [about Nick's new paint factory house]

It's just so weird that you slept with both of them while the were each other! Relationships are difficult enough without getting into that sort of bizarre arithmetic.

Monroe [on Nick, Juliette, and Adalind]

Nick [on Monroe's uncle, an antiquarian]: He's a Blutbaden?
Monroe: More of a book-baden.

You don't wrestle a pig. You take him to slaughter, and make bacon.

Renard

Looks like we got our trailer back!

Hank

We're going to the Black Forest.

Nick

Maybe X does mark the spot!

Hank

Adalind: What if what they buried is something evil, something they never wanted found, and it was buried for good reason?
Nick: Well, then they wouldn't have made a map, they would have just destroyed it.
Adalind: What if it couldn't be destroyed?

This is really good! For something completely illegal.

Nick [on Rosalee's forged passports]

Monroe: My family hunted here for like hundreds of years!
Nick: And when you say 'hunted,' you mean...?
Monroe: Oh! Lots of stuff...

Renard: He dug his own grave. I just provided the shovel.
Rachel Wood: And the dirt.
Renard: A little of that, too.

Nick: I don't think we're looking for eyeglasses.
Monroe: That's good, because I can never find mine.

Grimm Quotes

Come on let's have a brew. And, by the way, you're paying for that window.

Eddy

Why can't you look at her ass like the rest of us?

Hank