by Mario Rizzo
A little Learning is a dang’rous Thing;
Drink deep, or taste not the Pierian Spring:
There shallow Draughts intoxicate the Brain,
And drinking largely sobers us again.
Sometimes in the course of scientific development an idea gets introduced with various qualifications and limitations that are “forgotten” in an effort to simplify or make ideas textbook-ready. In other cases the innovators may look to how their ideas are being used and, after some time, seek to caution practitioners.
I recently came across an article by Arthur Cecil Pigou in a 1954 issue of the journal Diogenes that seems to illustrate the second phenomenon mentioned above. Read the rest of this entry »