Successful weight management really means a permanent change in lifestyle - and success in this arena provides that person with a great opportunity to model that behavior for friends and family.

I'm aware there are certain products that are being advertised - food products - with 'no chemicals whatsoever.' Well, that would be pretty hard to arrange, since everything around us is made up of atoms and molecules - chemicals - including ourselves.

What more powerful form of study of mankind could there be than to read our own instruction book?

A lot of science doesn't require big "ns" but if you're trying to understand something about human health and you're looking at interventions that are not going to be either killing you or making you live forever - they're going to have some tweaking on the outcome - you need big numbers or you don't have enough power.

If God is real, and I believe he is, then he is outside of nature. He is, therefore, not limited by the laws of nature in the way that we are.

The problem [with genetic research] is, we're just starting down this path, feeling our way in the dark. We have a small lantern in the form of a gene, but the lantern doesn't penetrate more than a couple of hundred feet. We don't know whether we're going to encounter chasms, rock walls or mountain ranges along the way. We don't even know how long the path is.

When you make a breakthrough it is a moment of scientific exhilaration because you have been on this search and seem to have found it. But it is also a moment where I at least feel closeness to the creator in the sense of having now perceived something that no human knew before but God knew all along.