The amount of hassle involved in travel can be overwhelming.

The one thing I regret was that my work required an enormous amount of my time and a lot of travel.

I try to forget about the expectation that's out there and the audience listening for the next thing so that I'm not trying to please them. I've spent a huge amount of time not communicating with those folks and denying that they exist.

I think the thing we see is that as people are using video games more they tend to watch passive TV a bit less. And so using the PC for the Internet playing video games is starting to cut into the rather unbelievable amount of time people spend watching TV.

Sex: the thing that takes up the least amount of time and causes the most amount of trouble.

One of the things that has been truly incredible to observe though is the amount of venture investment that has gone into early stage security technology.

Further the United States is moving ahead in the development of clean coal technology. There are vast coal reserves in our country and when it is burned cleanly coal can provide a resource to supply a large amount of our energy requirements.

Second we're spending a huge amount of money on technology so that everyone can check out laptops and portable phones. We're spending more money to write our existing information into databases or onto CD-ROM.

So what does a good teacher do? Create tension - but just the right amount.

As a teacher you are more or less obliged to pay the same amount of attention to everything. That can wear you down.