I'd have asked about the third reason earlier

Well, ya got into class right before it started, so....

the most difficult opponent I went up against

Thank you! I had fun.

getting to know people from the dojang better

Yes, I suppose.

you really don't owe me an explanation

I really don't do things because I feel like I owe them. Trust me. However, I do my best to be extremely straightforward in my dealings with others, for all kinds of reasons, but mostly because that's what I want in return.

due to any ill will

Actually, I was guessing that you really hated my photographs.... :P