Scientists must venture outside their comfort zones to show the public how cool - and how important - their work really is.

So much of what we are currently seeing as far as human suffering and misery comes from diseases that should have been preventable but were not.

We give our kids vaccinations. That's a biological enhancement that's considered not just acceptable but actually admirable.

It's not like you're closing the old doors and that investigators working away in a laboratories on a unique hypothesis are no longer needed. My gosh, they are indeed. But this becomes a real engine for hypothesis generation and even for proof if you have interventions that you can carry out in this kind of large scale and conduct them in a rigorous way. I guess, yeah, it's different. But it's different in a good way.

I believe God did intend, in giving us intelligence, to give us the opportunity to investigate and appreciate the wonders of His creation. He is not threatened by our scientific adventures.

People who are in a position of finding out that they're at risk for some illness, whether it's breast cancer, or heart disease, are afraid to get that information - even though it might be useful to them - because of fears that they'll lose their health insurance or their job.

The airman must possess absolutely untroubled nerves.