Everybody makes money for a living, but most of us actually do something that has a point, in addition to just making money. We examine and treat patients, we teach students, we draw up contracts and wills, we write for newspapers, magazines, and web sites, we clean floors, or we serve meals.

I don't really read 'business books,' and I didn't think 'The Paradox of Choice' was a business book. I'm very surprised and gratified that the business world thought it was one.

Practical wisdom is what's called for in situations that have a moral dimension to them.

Too little attention is paid to the dark side of incentives. They are anything but a magic bullet. Psychologists have known this for years, but it seems largely hidden from the world of commerce.

When Sinatra said, 'For my money, Tony Bennett is the best singer I've ever heard,' it changed my career completely. He was my best friend, and I was his best friend... but I was never part of the Rat Pack.

No matter who you are, what you've accomplished, what your financial situation is - when you're dealing with a parent with Alzheimer's, you yourself feel helpless. The parent can't work, can't live alone, and is totally dependent, like a toddler. As the disease unfolds, you don't know what to expect.

Checks aren't money.

The grim truth is that the rich are able to live as they do only because others are poor: there is neither the physical nor ecological space for everyone to pursue private luxury.