BBC地平线: 不受控制？ Horizon: Out of Control?

We all like to think we are in control of our lives - of what we feel and what we think. But scientists are now discovering this is often simply an illusion. 　　Surprising experiments are revealing that what you think you do and what you actually do can be very different. Your unconscious mind is often calling the shots, influencing the decisions you make, from what you eat to who...