Ma: [about the mouse] He's on the other side of this wall.
Jack: What other side?
Ma: Jack, there's two sides to everything.
Jack: Not on an octagon.
Ma: Yeah, but...
Jack: [Interrupts] An octagon has eight sides
Ma: But a wall, okay, a wall's like this, see? And we're on the inside and mouse is on the outside.
Jack: In outer space?
Ma: No, in the world. It's much closer than outer space.
Jack: I can't see the outside-side.
Ma: Listen, I know that I told you something else before, but you were much younger. I didn't think that you could understand, but now you're so old, you're so smart. I know that you can get this. Where do you think that old Nick gets our food?
Jack: From TV by magic!
Jack: What other side?
Ma: Jack, there's two sides to everything.
Jack: Not on an octagon.
Ma: Yeah, but...
Jack: [Interrupts] An octagon has eight sides
Ma: But a wall, okay, a wall's like this, see? And we're on the inside and mouse is on the outside.
Jack: In outer space?
Ma: No, in the world. It's much closer than outer space.
Jack: I can't see the outside-side.
Ma: Listen, I know that I told you something else before, but you were much younger. I didn't think that you could understand, but now you're so old, you're so smart. I know that you can get this. Where do you think that old Nick gets our food?
Jack: From TV by magic!
Ma : [about the mouse] He's on the other side of this wall.
Jack : What other side?
Ma : Jack, there's two sides to everything.
Jack : Not on an octagon.
Ma : Yeah, but...
Jack : [Interrupts] An octagon has eight sides
Ma : But a wall, okay, a wall's like this, see? And we're on the inside and mouse is on the outside.
Jack : In outer space?
Ma : No, in the world. It's much closer than outer space.
Jack : I can't see the outside-side.
Ma : Listen, I know that I told you something else before, but you were much younger. I didn't think that you could understand, but now you're so old, you're so smart. I know that you can get this. Where do you think that old Nick gets our food?
Jack : From TV by magic!
http://www.moviequotedb.com/movies/room-2015/quote_53003.html