"There's a sort of sibling moratorium when you're establishing yourself as an adult. So much of your energy has to be focused on other things like work and kids. But when people become more settled, siblings tend to regroup because now you're building a new extended family."

"Spare a thought for the poor introverts among us. In a world of party animals and glad-handers, they're the ones who stand by the punch bowl. In a world of mixers and pub crawls, they prefer to stay home with a book. Everywhere around them, cell phones ring and e-mails chime and they just want a little quiet."

"Credit or debit cards, for starters, are nothing short of shoppers' Novocain. Even in the age of digital purchases and virtual money, we still attach a special value to dirty paper with pictures of presidents on it. Handing some of that to a cashier simply hurts more than handing over a little sliver of plastic."

"At the root of the shy temperament is a deep fear of social judgment, one so severe it can sometimes be crippling. Introverted people don't worry unduly about whether they'll be found wanting, they just find too much socializing exhausting and would prefer either to be alone or in the company of a select few people."

"The problem with socialism is that you eventually run out of other peoples' money."

"Wealth flows from energy and ideas."

"The irony is that it was tougher to rent a car from Cerberus when it owned Alamo than to buy a semi-automatic. To rent a car, one had to provide ID, a drivers' license, and get insurance coverage. To buy a gun? Cash and carry, from the back of a station wagon at a gun show. No concerns about downstream liability or risk."

"Making a movie requires 20 to 500 people to make and a lot of money and the stakes are a lot higher."