"One thing that's for sure is that if we'd been away from a football ground he wouldn't have dared behave like he did.
"If he'd insulted me like that in the street I would have laid into him, but in the context in which the incident took place, there was nothing I could do.
"Spitting was the only way I could defend myself.
"I do regret what I did and I shouldn't have reacted as I did, but then the Celtic fans shouldn't have got me into that state in the first place."
