Walter Cronkite is doing a lot of talking these days, what with writing a syndicated column and working for several TV networks, and he recently spoke with the San Francisco Chronicle, disseminating some of his "Moses-like rhetoric" on everything from the Christian right to President Bush to Janet Jackson's anatomy. Chronicle interviewers asked Cronkite to what he attributes his 63-year long marriage, and he quipped, "I do think one of the factors was we were of different sexes." As laughter filled the room, he added, "That doesn't mean I wouldn't have been happy to be married to several friends I...