Folklore says if you take any article on wikipedia, and click on the first link in the article text not in parentheses or italics, you will eventually end up at Philosophy. Mat Kelcey analyzed every article on wikipedia, and it is mostly true. About 3% of articles don’t make it to philosophy. But the interesting thing to emerge from this data, is that it’s actually a small loop of articles that are at the core of everything on wikipedia. Philosophy is just one of them.
“When the University of California at Irvine campus was first built, they just put the buildings in. They did not put in any sidewalks; they just planted grass. The next year, they came back and built the sidewalks where the trails were in the grass.”—John Siracusa paraphrasing Larry Wall (source)