Do a risk analysis. Terror attacks (and most other high-profile murders) are tragic and scary, but in terms of death count, statistically insignificant. Adopt

Do a risk analysis. Terror attacks (and most other high-profile murders) are tragic and scary, but in terms of death count, statistically insignificant. Adopt absolute surveillance, ban all guns, etc etc and you might save a very small number of people each year, but you've paid a lot to do that.