"The film director, in many instances, has to swallow somebody else's decision about the final form of something. It's so hard as to be intolerable"

This quote by Trevor Nunn talks to the problem of being a film supervisor. Oftentimes, the director has to approve the decisions of others regarding the last type of the movie. This can be a tough tablet to ingest, as the supervisor may have had a different vision for the movie. The supervisor might have put in a great deal of hard work as well as effort right into the movie, only to have it changed by another person. This can be an exceptionally discouraging experience, and also one that is frequently as well tough to bear. The director might feel vulnerable and also unable to express their own innovative vision. This quote talks to the trouble of being a movie director, as well as the need to accept the decisions of others in order to finish the movie.