Certain management policies-stretching of credit resources, for example-may lead to great progress in good conditions; but, like the Grand Prix car in comparison with the Land Rover, they may not be robust enough to survive when the going gets tough.
Recognizing that we have the kind of blood we have because we have the kind of kidneys we have, we must acknowledge that our kidneys constitute the major foundation of our philosophical freedom. Only because they work the way they do has it become possible for us to have bones, muscles, glands and brains. Superficially, it might be said that the function of the kidney is to make urine; but in a more considered view one can say that the kidneys make the stuff of philosophy itself.