Like boxers, we may start to flag after thirty, that is, not be able to do on four hours’ sleep any longer, and then we begin to grumble about taxes, and to feel that the aim of society is to put us all out of business. It is then good to remember that artists have existed and persisted, like the snail and the coelacanth and other unchanging forms of organic life, since long before governments were dreamed of.
