Doctrines don't govern policy. They provide a conceptual framework by which policymakers approach their decisions. But there is no such thing as a doctrine that controls policy in every way.

Snowden is an orderly thinker, with an engineer's approach to problem-solving.

The best way to preserve your privacy is to use a search engine that does not keep your logs in the first place. That's the approach used by Startpage and its European parent company, Ixquick.

The world is better served by syncretic economists and policymakers who can hold multiple ideas in their heads than by ‘one-handed’ economists who promote one big idea regardless of context.

I doubt there's any government in the world that guides itself primarily by strategy or conceptual documents or worldview. Anybody who has the reins of power has to look at practical limitations and tradeoffs - the fact that you can focus at most on one or two things at a time, that resources are limited.

White House officials acknowledge in broad terms that a president's time and public rhetoric are among his most valuable policy tools.