I was born on a Thursday, hence the name. My brother was born on a Monday and they called him Anton--go figure. My mother was called Wednesday, but was born on a Sunday--I don't know why--and my father had no name at all--his identity and existence had been scrubbed by the ChronoGuard after he went rogue. To all intents and purposes he didn't exist at all. It didn't matter. He was always Dad to me...
Jasper Fforde, The Eyre Affair
days, existance, identity, names, time-travel