In some ways Harry Kroto’s talk at Lindau was the most provocative of all because of its emphasis on a rejection, or at least transparent criticism, of religious faith. To get an idea of what students thought about it I buttonholed three graduate students, two from Germany and one from Russia, during lunch on Thursday.…

When I visit my favourite restaurant for lunch or dinner, I usually order a legitimate food item from the main course. But once in a while, just to indulge, I order a sample platter of appetizers. The appetizers don’t always provide the deep satisfaction that I get from eating a proper, expensive food item. But…