We plan, as the old proverb says, and God laughs. But most of us don't find it all that funny when things go wrong. Most of us want love, a nice home, good work, and happy children. Many of us grew up with parents who made these things look relatively easy and assumed we would get them, too. So what do you do if you don't? What do you do when you feel you've messed it all up and your friends seem to be doing just fine? For Christina Patterson, it...