Quotes: Scooby-Doo

Shaggy: This is tied for the most terrifying day of my life!
Velma: Tied with what?
Shaggy: Every other freaking day of my life!
Scooby-Doo 2: Monsters Unleashed

"You never know where your next scare is coming from. You've just gotta find the courage to face it."
Shaggy, Scooby Doo and the Goblin King (just before a costumed Scooby scares him)

And I would have gotten away with it too, if it weren't for you meddling kids
Every Scooby Doo Villain Ever

Shaggy: (Scooby punches him) I needed that. (Shaggy gets punched again) I needed that too! (Scooby punches him again, even harder this time) YOU'RE PUSHING YOUR LUCK, SCOOB!
Scooby-Doo 2: Monsters Unleashed