Book excerpt: Men may be from Mars and women from Venus, but the alien known as teenager comes from a place way beyond those two. What else would account for that incredible transformation from loving child to the hostile creature who wants zilch to do with dear old Mom and Dad? How to Ruin Your Children's Lives is a survival manual for enduring this transmutation and-with a little luck-maintaining enough sanity to one day hear those longed-for words, Hey, I guess you weren't so stupid after all.Purple hair? Belly rings? Bizarre musical tastes? Not a problem as long as readers have How to Ruin Your Children's Lives' nearly 300 tips and tactics close at hand. With resident teenagers slamming doors and screaming at the top of their lungs, Mom! You're ruining my life! parents should at least make certain they're handling the job with aplomb.Consider these tips: o Call them at their friend's house to ask if they want lasagna for dinner.o Ask them about girlfriends (or boyfriends) in front of relatives.o Tell them about the time you streaked when you were in college.o Sing old Beatles songs when their friends are in the car.o Dress like Christina Aguilera.Author Mary McHugh is right on target. She shows parents how to match attitude with attitude and how to carry on whether the teen-parent subject is sex, using the family car, grades, or curfews. This book's perfect for any parent in the trenches and for empty nesters trying to stem their tears.