That had him ducking his head. "Mom is human, yes. Krillin was also human, and he was Goku's best friend. He was a monk." She SHOULD be okay--given everything he's learned and from talking with her. Bringing his head back up, straightening his posture--as he did have pride in his heritage, even if his Dad was a jerk.

"My dad was saiyan. Somehow, somewhere, along the way, Vegeta settled on Earth and he and Mom got together."