[There's some hesitation while he racks up sins, both real and imaginary. It's not always easy--with Buffy, he's constantly feeling like he's done something that needs to be forgiven.]

For...not being a very good brother, when I was your brother. For deceiving you the other day. [Though to be fair, Buffy, you really seemed like you needed to get some things off your chest, or he wouldn't have done it.] For...not being Dawn's perfect mate.