Think of your existing power as the exponent in an equation that determines the value of information. The more power you have, the more additional power you derive from the new data.

The user's going to pick dancing pigs over security every time.

Security is a process, not a product.

If you think technology can solve your security problems, then you don't understand the problems and you don't understand the technology.

ID can be hijacked, and cards can be faked. All of the 9/11 terrorists had fake IDs, yet they still got on the planes. If the British national ID card can't be faked, it will be the first on the planet.

It's frustrating; terrorism is rare and largely ineffectual, yet we regularly magnify the effects of both their successes and failures by terrorizing ourselves.

Think of your existing power as the exponent in an equation that determines the value of information. The more power you have, the more additional power you derive from the new data.