It would have been far earlier than nine, had things been like they were in my time.

[In much the same way, Padmé wouldn't have known her children. They would have gone off to train to be Jedi when they were far younger. Although she understood what Leia was trying to say. Padmé couldn't say she knew what they were trained, but being younger did tend to help when learning something new. Not always, but certainly sometimes.]

I've no doubt you'll make up your mind eventually, and I've no doubt that what side you stand on will be the side you believe in.