You can think of anything. It’s free to do so and you have the full authority of your own self to do so. But how about having someone meddle in the way? Someone knowing what you’re thinking about? Through a brain-scanning technique that is called “functional magnetic resonance imaging”, scientists can read your mind by just simply analyzing the visual patterns. It’s so scary, isn’t it? Now, you need to be very careful. Or is it time to dump our crystal balls? Hehe…