Ever had one of those days when you're just not feeling it? You don't feel like talking, you don't feel like laughing. Hell, you don't even feel like feeling. You just want to sit alone to yourself. Yet, someone comes up to you, expecting to crack a smile out of you, but is disappointed when it doesn't happen. You just don't have the energy to even force a smile at the moment. Tell 'em to come back later.