It seems that he's trying to retain the empathic cute flirtatiousness of the girl he used to be with the warrior nature of Orange.
"Strangecharm exists, even if only in my heart."
Zoe is Blue's mother, the one who built the systems that comprise the Blue and the Orange.
System is Blue's father, in a way - he built the Purple and Indigo components of Blue.
Omni is the only person who has contributed genetic material to Blue, and is the parent of his hair.
He gave Squeak a pair of wings.
He's fought many people, and been attracted to a fair few of them too.
He tried to kill Ibael, and isn't sure if he succeeded or not.
He has granted Daria a license to use the image of the girl he used to be in one of her future series.