Doors or Rooms?

Do you build rooms with doors or doors with rooms?

Should every room be the same size with doors of different size, shape and placement?

Are some doors in the floor or in the ceiling, at floor level or in the middle of the wall?

Do your doors open in our out? Are they too small? Too big?

Rooms are code that does stuff. Does work. Holds stuff. Creates stuff.

Doors are code that gets stuff into and out of rooms.

Which one do you spend more time working on?