"I knit so I don't kill people" --bumper sticker spotted at Rhinebeck Sheep and Wool Festival For Adrienne Martini, and countless others, knitting is the linchpin of sanity. As a working mother of two, Martini wanted a challenge that would make her feel in charge. So she decided to make the Holy Grail of sweaters--her own Mary Tudor, whose mind-numbingly gorgeous pattern is so complicated to knit that its mere mention can hush a roomful of...