"We need an excuse to carry on increasing the surveillance of our citizens."
"Just say sex offenders and terrorism. If anyone protests we can then call them a sex-offending terrorist, thus winning the argument instantly."
"Hmmm...we have used those excuses quite a lot over the last few years. Don't we risk-"
"The phrases becoming essentially meaningless? Well, yes, but it doesn't matter. By the time the populace finally realise that, we'll have total control."