So setting up automatic savings plans, and buying insurance as opposed to buying a new thing. The newness effect of a new thing wears off in nine months to a year, but financial security can last a lifetime.

Exercise, from a public health perspective, is an unmitigated failure. The world's longest-lived people live in environments that nudge them into more movement. They don't use power tools, they do their own yard work, they grow a garden.

The more things for which you develop a fondness the richer the life you live.

I think we need to think about our physical activity as a reward, as something enjoyable and something we look forward to doing, not something that we regard as self-flogging.

Kids in a home with grandparents are healthier.

Life expectancy in America is about 79, we should be able to live to 92. Somewhere along the line, we're leaving 13 years on the table. So my quest is -- how do we get those extra 13 years? And how do we make those extra 13 years good years?

Have fun, be active. Ride a bike instead of driving, for example.