I can't count the number of times I haven't pushed sex and the woman got offended and used shaming language.
"This was moving too fast." Pretty vague. How about "I am definitely not ready to have sex with you. In fact, I'm feeling a little frightened right now."
You were sending mixed messages. It's just that simple. You made it clear nothing was going to happen by kissing him? Really? Really? What, exactly, were you making clear by kissing him?