Absolutely. As you say, it's not just Gazza, it's all the people he drags down with him you've got to feel sorry for. Many of them have tried to help him only to be let down time and again.
It seems that when God (or whoever/whatever) dishes out phenomenal talent of the type the rest of us can only dream about, He (She/It) counter-balances this by also dishing out more than a fair share of human frailty. George Best was another example. This is not to say that all superbly gifted...