Can you train a spiderling to be docile?

I have pet tarantulas and from my experience, getting a spiderling is the better choice. I have a rose hair that I got when he was well in adulthood and he has NEVER really warmed up to me. In fact, this so called docile breed isn't hesitant to flick hairs over just about anything. He's fine with me but if I'm handling him in front of others or with noise, he gets extremely nervous. My redknee and other spinderlings are fine and treat me as if I would never harm them in any way. By handling a young spider, can you train it to be docile? Or will they mature and become just like my rose hair?