Fame has it's downsides. "Paper Moon" was fantastic and she was fantastic in it, but maybe she'd have been happier one and done. Some kids work it out.

Drug abuse (from the article) and having an abusive drug-addicted parent (per wiki: https://en.wikipedia.org/wiki/Ryan_O%27Neal#Children) and getting molested (per wiki: https://en.wikipedia.org/wiki/Tatum_O'Neal#Personal_life) can mess you up no matter how famous you are.