A writer's quandary

What book to write next? I can't decide. My agent told me I should try a collection of first-person essays. And I have been working on them, but, alas, I hate all of them. Then she suggested I write about the upcoming empty nest my wife and I are going to have (daughter graduates next week), but I'm thinking: Empty nest? Who gives a crap? What can I say about an empty nest?

This was/has been my idea: After dropping Haley off at college, I would take off in my truck on some sort of odyssey, reflec