Two of my children have grown up and gone away, and I have one left at home (here seen piloting her invisible plane, in a photo by Kyle Cassidy). And it's Father's Day, which seems like the best time to mention how much I enjoy, and appreciate, being a father. I've learned more from being a father than from anything else I've done, any books I've read, anything I've studied, anyone I've spoken to. It's a good thing being a father, if you enjoy it, which I do. So this is where I sa