the stress builds, your heart races, your hands begin to feel clammy, you clench the steering wheel tighter, and then the police car flies by you and you quickly realize that you weren't the one he was after. and a sense of relief washes over you. but you're still trying to calm down a few minutes later. you know, in this example, there was absolutely no physical reason for the stress and for the anxiety you experienced in your body. it w created by your mind. and it produced a real biological reaction in your body. that's how powerful the mind can be. and it can work against you or it can work for you. it's your most powerful tool in building an ultramind. now, we don't need any help turning on our alarm system or being stressed, right? it happens automatically. but we do need help turning on our relaxation response and finding our pause button and activating that vegas nerve. it's an active process. if the alarm is always on, then that cortisol, or hormone we produce when we're stressed, begins to rot our healthy tissue and decay our brains. but the good news is we do have an off switch f

that would have a double clammy as well. >> what conclusion are we likely to draw about nuclear energy in our future? >> all the people traditionally opposed have come out of the woodwork. some have not been heard from since three mile island but they are all back. i think will have a negative impact. i personally thought we were not going to have a great nuclear expansion even before this incident. a new plant costs nearly $10 billion. there are very few utilities available with utility of natural gas abundance. i think that number even if it as low as i thought would be maybe six or seven reactors over the next 10 or 15 years. you might see some moves in the congress which have already been introduced to cut back on some of the loan guarantees that were there for the next generation of plants. >> how many are we building now in the u.s.? >> we had about 20 before the nuclear regulatory commission for licensing but we only have two that are actually under construction and as a result of the energy act, they would set loan guarantees. if i can make one final point, the resilience of th