Can't believe I forgot to mention this one! It's probably the number one thing.
1. The thrill of the hunt! It's almost better than owning them.
And since someone asked, and since someone already told a similar story, the revenge part (actually, I can make it a very short story), refers to dear old dad, who forced me to give all my meager "collection" of marbles to my older brother and sister, for some crime I committed, or that he imagined I committed, which I've long since forgotten.
I'm enjoying reading all the stories