Here's the deal: I value my privacy and if you are publishing publicly on Facebook, then I won't ever click "like" on anything you post. Follow the tips listed here and change your privacy settings. You wouldn't just go up to a stranger in the street and start telling them about your life, so why would you want them to see your Facebook profile and timeline?
Source:5 tips to make your Facebook account saferDescription:Help better safeguard your Facebook profile with these 5 quick tips.