Russia and I Guest Post by Lada Ray The Ancient Greeks would have you believe that one cannot step into the same river twice. Me — I dedicated my whole life to proving this dusty philosophical maxim. When I was leaving Russia — very reluctantly — in 1991, the country was still called the Soviet Union, and if anyone at that time told me that the USSR's days were numbered, I would've laughed in his face. Above: St. Basil's Cathedral and the Kremlin. The entire Kremlin/Red Square complex is a UNESCO World …