DORIS Saturday, we went to the Lego Superstore/Museum. How many cities have an entire world devoted to Lego? If Mia wasn't the biggest Lego fan before, Saturday certainly converted her when she found out you could build a Lego castle fit for a princess. Of course, Arthur bought it for her, which made me wonder if she wasn’t beginning to get a little spoiled. But when he promised the three of us would build it together, I had to admit it wasn’t a terrible idea. At dinner, Mia asked me again when I was moving in with them; this time, Arthur looked at me over Mia's head. I didn’t know what to say. I’d never felt so torn. I was vulnerable. I guess I wasn’t as over Bob‘s cheating as I thought. I reminded myself that not all men were like Bob. I also remembered a proverb. I couldn’t remem