"The bottom line is how do we best provide for the security of the traveling public in light of a determined enemy who is adept at constructing well-designed, well-concealed devices which would not show up in a walk-through metal detector? We're trying to employ the best technology to identify any possible threat."

"I want to improve TSA's counterterrorism focus through intelligence and cutting edge technology, support the TSA workforce, and strengthen the agency's relationships with stakeholders and the traveling public. All of these priorities are interconnected and are vital to TSA's mission - and I would say, all of our collective mission."

"The first stage in a technology's advance is that it'll fall below a critical price. After it falls below a critical price, it will tend, if it's successful, to rise above a critical mass, a penetration."

"I would like to spend my next two years showing how the aim of making technology available to every young person can be built into the effort to make our nation more secure. That is my latest concern and what I will be pushing over the next two years."

"So here we are today with a new conversation. When University of Georgia plays Georgia Tech, it's uniform color versus skin color. We have - we've overcome that level of racial fear."

"If we had had the right technology back then, you would have seen Eva Braun on the Donahue show and Adolf Hitler on Meet the Press."