 Complete the following phrase:  Entering the 1973 season, Stewart had decided to retire. He nevertheless won at South Africa, Belgium, Monaco and the Netherlands. His last and then record-setting 27th victory came at the Nürburgring with a 12 for Tyrrell. Nothing gave me more satisfaction than to win at the Nürburgring and yet I was always afraid. Stewart later said. When I left home for the German Grand Prix I always used to pause at the end of the driveway and take a long look back. I was never sure Id come home again. After the fatal crash of his teammate François Cevert in practice for the 