" There is one subtle psychological lever that seems to hasten habit formation: the language you use to describe your behavior. Suppose you were trying to avoid using Facebook. Each time you’re tempted, you can either tell yourself “I can’t use Facebook,” or you can tell yourself “I don’t use Facebook.” They sound similar, and the difference may seem trivial, but it isn’t. “I can’t” wrests control from you and gives it to an unnamed outside agent. It’s disempowering. You’re the child in an invisible relationship, forced not to do something you’d like to do, and, like children, many people are drawn to whatever they’re not allowed to do. In contrast, “I don’t” is an empowering declaration that this isn’t something you do. It gives the power to you and signals that you’re a particular kind of person—the kind of person who, on principle, doesn’t use Facebook. We "

― Adam Alter , Irresistible: The Rise of Addictive Technology and the Business of Keeping Us Hooked