Nate Write

“that she must leave the convent to teach seven children (The Sound of Music) or that he’s given a chance to fight the champion (Rocky). Although this type of catalyst isn’t as forceful as an event, in relationship-based stories it might be very appropriate.”
― Linda Seger, Making a Good Script Great

“Sometimes the catalyst can be a piece of information that a character receives. Such a catalyst orients the audience to the subject of the story through dialogue”
― Linda Seger, Making a Good Script Great

“Sometimes a catalyst is situational, made up of a series of incidents that add up over a period of time. This sort of catalyst is rare, because hinting at action is usually not a strong way to start a story. Three films that have situational catalysts are Tootsie, Back to the Future, and Some Like It Hot. Tootsie, for instance, introduces the New York theater world, showing how difficult it is to get a job.”
― Linda Seger, Making a Good Script Great

“The strongest catalysts are specific actions.”
― Linda Seger, Making a Good Script Great