I often spend time on Wikipedia reading chains of related articles that become progressively unrelated to the first, although each of them are linked because they are related in some way.  This is the chain of Wikipedia articles that I followed this afternoon:

postmodernism-dystopia-cyberpunk-Blade Runner-cult film-Mommie Dearest-puffery-weasel word-catch phrase-list of political catchphrases

The last one was great!
Check this out:  List of political catchphrases