David Ignatius

Real security will come when it's a moneymaker for private companies who want to satisfy public demand for an Internet that isn't crawling with bugs.

Energy Secretary Ernest Moniz, arguably President Obama's best Cabinet appointment, has been leading a quiet revolution in clean-energy technology. Innovation is transforming this industry, costs are plummeting and entrepreneurs are devising radical new systems that create American jobs - in addition to protecting the planet.

The European Union needs to reinvent its security system. It needs to break the stovepipes that prevent sharing information, enforcing borders and protecting citizens.

The revival of the U.S. financial system after the crash of 2008 is arguably the Obama administration's biggest domestic policy success.

Moscow and Washington have evolved a delicate process for 'de-confliction' in the tight Syrian airspace, where accidents or miscommunication could be disastrous.

U.S. power flows from our unmatched military might, yes. But in a deeper way, it's a product of the dominance of the U.S. economy.

At the center of President Obama's strategy for dealing with the Islamic State is an empty space. It's supposed be filled by a 'Sunni ground force,' but after more than a year of effort, it's still not there. Unless this gap is filled, Obama's plan won't work.

Big mistakes were made in Benghazi, and people should be held accountable. But the brave officers who staff American posts in crisis zones know how dangerous the work is.

Training a reliable military force that adheres to Western norms and standards is the work of a generation, not a few months.

It's fashionable with the Sarah Palin set to attack Harvard and treat its graduates as elitists. But if you spend any time on campus, you see students drawn from all over the world - an astonishing number these days with roots in Asia - whose chief assets are brainpower and hard work.

Chinese experts noted that the U.S. economy has rebounded from the 2008 crash more strongly than some analysts here had expected, while China's own growth is slowing after several decades of rocket-ship acceleration.

We're grappling with the same issue facing all advanced economies - how to revive growth and distribute its fruits more fairly. An America that can tackle that problem head-on can perhaps help revive a stagnant global economy.