"Any search for information no matter how 'high' or 'low' the purpose--whether it is baseball statistics or philosophy--is valid because it is a search for truth."
The New York Times Guide To Reference Materials: Revised Edition
-- copyright 1971, 1985 by Mona McCormack
A lot has changed in the past 21 years since the NYT reference guide was published and last updated (1986). The above quote? Taken verbatim from:
Search Strategy: Chapter 1
What's changed the most? Search Strategy.
What hasn't changed:
All searches are a search for truth.