WHEN IT FITSConsider this when one central idea needs to sustain several parts of a book without becoming repetitive.
POTENTIAL LEVERAGEChanging the scale of the question gives later parts a new explanatory job while preserving a recognizable central thread.
BEYOND THE FAMILIAR ADVICEBeyond keeping a consistent theme, each larger setting must introduce a constraint or question that the earlier setting could not reveal.
The original pair shows exact part headings; Think Again also has a concluding fourth part. Additional examples may show the same operation within another form. Read each source context for its scope. Every match identified in the reviewed material is included here; the rest of the source collection remains to be assessed. Craft comparisons do not establish a longevity effect.