[Sighs, tugging on his hand to get him to stop and look at him]
I have gotten jealous before you. [He was jealous of Charon and Flea, for starters.] I have been jealous of people before I knew how I felt about you. [Marsac]
And, yeah, maybe I've felt more jealousy now that I know how much I care about you, but that isn't your fault. Maybe I've gotten better about it, but it doesn't mean it doesn't still happen.