Do we need to tighten restrictions on people coming into the country? I think there's a good argument for that, but a kind of broad ban is a bad idea, and, of course, many American Muslims are great sources of information as we seek to look for domestic folks who might be engaged in trying to promote terrorist activities.

Our nation has a regrettable history of drawing down our forces and readiness after each conflict, only to find ourselve ill-prepared for the next great struggle.

NATO is the most important military alliance in world history.

Diplomacy is important, extremely important, and I don't think these reductions at the State Department are appropriate because many times diplomacy is a lot more effective - and cert cheaper - than military engagement.

Sadly, all good things must come to an end, and 'Buffy the Vampire Slayer' wound up teaching me another, accidental lesson: that sometimes you're so excited to keep going down the road you're on, you drive right past your destination.

Restore human legs as a means of travel. Pedestrians rely on food for fuel and need no special parking facilities.

My scientific pursuits have led to many opportunities and responsibilities beyond those of simply doing research. For example, as a beginning graduate student, it never occurred to me that the life of a scientist could involve so much travel, something that I have always loved.

Why, I'd like nothing better than to achieve some bold adventure, worthy of our trip.