20 September 2019.  A day to remember.  A global climate strike, involving millions of people around the world, led by schoolchildren.  In New York, over 1 million children from 1800 schools were allowed to skip school in order to protest.  In Britain, a meaner attitude emanated from the authorities:  “Every child should be in school,” declared our Education Secretary, Gavin Williamson, “they shouldn’t be bunking…

“If music be the food of love, play on, Give me excess of it, that, surfeiting, The appetite may sicken and so die” Twelfth Night, c.1601 “Observe due measure; moderation is best in all things,” Hesiod c.700 BC It is sometimes difficult to discern progress.  In nearly three millennia since the Greek poet Hesiod observed…