As a surgeon you have to have a controlled arrogance. If it's uncontrolled, you kill people, but you have to be pretty arrogant to saw through a person's chest, take out their heart and believe you can fix it. Then, when you succeed and the patient survives, you pray, because it's only by the grace of God that you get there.

Biology always beats will power.

In my business, if I get too close to you and you die, it hurts me. And so you develop a natural inclination not to be close to the patient, so that if things don't work out ideally, you can still get up the next day and care for the next patient.

There are a lot of food Nazis in the U.S., but I believe if you can show people what's really important, they'll judge the rest for themselves.

Packaged foods, partially hydrogenated oils and enriched flours are not your friends. Above all, remember this one word: transfats. Avoid it at all costs.

We know what we should and shouldn't put in our mouths, but in those times that pull on our souls, we revert to what's emotionally comfortable.

Before you reach for the saltshaker, consider swapping your snacks for a healthier option.