Correlation does not imply causation

I had to laugh - the day after I decide to try talking more about what I'm doing to keep me going, I read a short article about a long-standing premise that people who talk about what they're doing are less likely to actually to the thing.

Lifehacker: Shhh! Keeping Quiet May Help You Achieve Your Goals

Am I worried this will hinder me? No. It seems like they're saying that it's a personality type that does one and the other, not that the sharing of your intentions makes you less likely to complete them.

Also, I'm not entirely confident my brain functions like a normal person's anyway.