Monetae cudendae ratio ("Treatise on Coin") and "Modus cudendi monetam" ("The Way to Strike Coin"). He made these the basis of a report which he presented to the Prussian Diet at Grudziądz (Graudenz) in 1522; Copernicus' friend Tiedemann Giese accompanied him on the trip to Graudenz. For the 1528 Prussian Diet, Copernicus wrote an expanded version of this paper, "Monetae cudendae ratio", setting forth a general theory of money. In the paper, Copernicus postulated the principle that "bad money drives out good", which later came to be referred to as Gresham's Law after a later describer, Sir Thomas Gresham. This phenomenon had been
Alexander and the Terrible, Horrible, No Good, Very Bad Day and the cat says he wants to sleep with Anthony (but not Alexander). In the end, Alexander says it has been a terrible, horrible, no good very bad day for him. His mother says to him that some days are like that, even in Australia. A running gag throughout the book is Alexander repeating several times that he wants to move to Australia because he thinks it is better there. It ends with his mother's assurance that everybody has bad days, even those who live there. In the Australian and New Zealand versions, he wants to move to Timbuktu instead.