[amamnn]

I learned from my grandfather and my father when I was a kid--started at seven. They were sources of important information most of the time, but were also sources of misinformation and disinformation and old wife's (husband's?) tales, as well. Online forums are no better. Experience is the best teacher along with every loading manual you can afford to buy. The Lee "Modern Reloading" book is a good starting place, but remember Richard Lee has his own agenda.