We've seen misled idealistic young men do several horrible acts since the beginning of this century. 20 of them hijacked 4 airplanes and tore down the World Trade Center in New York, killing some 3,000 people overall. Several more blew up trains in Madrid a year later, and four British-bred young fanatics blew up some trains and a bus in London, a year after that. Terrorist explosions also killed hundreds of people in Bali and other places as well. Meanwhile, in the United States alone, there have been some 17,000 murders every year, and some 95,000 rapes. Each year, there were some 45,000 deaths in motor vehicle accidents. In the UK, there are every year some 8,000 alcohol related deaths. Given these figures, one might ask, why not start a war on cars? A war on roads? A war on booze? Oh, wait - our great-grandparents tried that. We all know why. Because we think we can control these risks. We think we won't die on the highway, when in fact the issue is to a large extent ou