Do we value originality too much? What does it mean to be original, and how can we, as authors, write wonderful things when all of the good ideas have already been used?
Tools, not rules. For writers, by writers.
Brandon, Dan, Mary, and Howard tackle worldbuilding flora and fauna again, this time through negative examples, pizza-trees, and a can of worms.
Mary walks Brandon, Dan, and Howard through the Milieu, Idea, Character, and Event (M.I.C.E.) quotient from Orson Scott Card, and then they retell the Billy Goats Gruff four times.