If you have two steaks, one that's an inch thick, one that's 2 inches thick, how much longer does the thicker one need to cook? It's four times as long. It goes roughly like the square. How come cookbooks don't tell you that?

Technological 'revolutions' don't really overthrow anything - they simply append a new and dynamic market to that which went before.

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.'

Software is a gas ! It expands to fit the container it is in !

Nuclear energy is a baseload - meaning it's power that you can run any time you want, day or night - and carbon-free.

If people don't get paid for their inventions, that's not a good thing. In the case of many patents, there are people who aren't in a position to take them to the next level. If you don't enforce your rights, no one is going to enforce them for you.

An efficient government is dangerous in the hands of the wrong man. Sadly, the right sort of man never seems interested in the job.