The average man has a carefully cultivated ignorance about household matters - from what to do with the crumbs to the grocer's telephone number - a sort of cheerful inefficiency which protects him.
The United Nations did a study just over two years ago, and that blew my mind. I started thinking that if people are vegetarian for one day a week, that makes a huge difference!
As neither of these two great research scientists was able to find the solution to the mystery, it is small wonder that none of their contemporaries were able to do so either.

