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.

One must dig deeply into opposing points of view in order to know whether your own position remains defensible. Iron sharpens iron.

All illnesses have some heredity contribution. It's been said that genetics loads the gun and environment pulls the trigger.

I took biology in high school and didn't like it at all. It was focused on memorization. ... I didn't appreciate that biology also had principles and logic ... [rather than dealing with a] messy thing called life. It just wasn't organized, and I wanted to stick with the nice pristine sciences of chemistry and physics, where everything made sense. I wish I had learned sooner that biology could be fun as well.

God gave us free will, and we may choose to exercise it in ways that end up hurting other people.

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.

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.