Elections, for their part, are typically popularity contests rather than measures of candidates' relative competency or effectiveness. Imagine if scientific truth were determined according to which scientist was most popular. To be successful, scientists would have to be charismatic and attractive - and human knowledge would suffer terribly.

Software is a gas; it expands to fill its container.

Most decisions are seat-of-the-pants judgments. You can create a rationale for anything. In the end, most decisions are based on intuition and faith.

Movies such as 'Citizen Kane' and 'The Front Page' portrayed an era when driven newspapermen would do anything to get a story. The U.K.'s rough-and-tumble Fleet Street remains something of a throwback to that era, as demonstrated by the recent phone-hacking scandal - which led to the demise of yet another century-old paper, the 'News of the World.'

Suppose that every prospective parent in the world stopped having children naturally, and instead produced clones of themselves. What would the world be like in another 20 or 30 years? The answer is: much like today. Cloning would only copy the genetic aspects of people who are already here.

We pay for content that we like, and we like the content we pay for. It's a lot more satisfying to pay $7.50 for Steven Spielberg's next epic than it is to watch my home movies for free. Even for me.

Researchers who examined the voting records of wine judges found that 90 percent of the time they give inconsistent ratings to a particular wine when they judge it on multiple occasions.