Are you focused on achieving your goals? Some thinking on this topic was that sharing your aspirations with people close to you, made you more likely to achieve them. The idea was that you would then be accountable to those close to you to reach your goals. 

Below is a link to a three minute TED talk which suggests that the opposite could be true. I’ve read some of Derek Sivers’ books and he seems to have done some homework on this topic – take a quick look.