The concern about what's too violent or what's too scary is something that I just completely don't let enter into my creative process. I feel like, if I spend a lot of time trying to worry about whether it will appeal to everyone and who will like it and who won't, and I try to please everyone, I'll just spread myself too thin and lose my mind.

I believe that one of the reasons Gravity Falls is such an unusual place, maybe part of the reason that the stoplights switch on and off at random times and cell phones don't get proper reception and compasses spin wildly - is because of the strange kinetic influence of the UFO buried just underneath everyone's feet.

You can look at a finale as chance to make an impact or a statement, to shock people or shoot a big cannon and make a loud noise.

When you're doing an animated series, you tend to pitch storyboards. You write a script and then you draw a comic version of that script and put it up on big boards, and then you pitch it to a big room of executives and writers.

I thought that was the coolest thing in the world, the idea of somebody trying to solve mysteries. I would see conspiracies in everything. I think I believed in leprechauns longer than any of my fellow classmates because I tried to catch them.

I absolutely love television. What's so great about TV is that I can tell 20 stories in a year. If I was working at a feature studio, I'd tell 1% of someone else's story, over the course of four years.

A sibling is a friend for life, but they are a friend for life that you are forced to have. And like anything that you are forced to do, occasionally people will drive you crazy.