Now, it becomes clear what Matilda has been practicing with the cigar: using her power to write. This literalizes the idea that recognizing injustice gives someone the power to change things. Not only that, it also allows Matilda to expose Miss Trunchbull’s theft and meanness, which chips away at Miss Trunchbull’s credibility in the community. Further, Matilda seems as though she’s going to be able to save both the students at Crunchem Hall and Miss Honey from Miss Trunchbull’s abuse.