I don't want my generals or my defense secretary or my national-security team to ever feel deploying weapons to kill people as routine or abstract, even if the targets are bad people.

Progress does not compel us to settle centuries-long debates about the role of government for all time, but it does require us to act in our time.

Building new roads and bridges creates jobs. Growing our exports creates jobs. Reforming our outdated tax system and our broken immigration system creates jobs.

Ultimately, I think the Equal Protection Clause does guarantee same-sex marriage in all fifty states.

There are problems that just end up being really hard and by definition the only problems that come to my desk are the ones that nobody else can solve.

In America, there's a failure to appreciate Europe's leading role in the world.

For the young people here: practicality is a good thing. There are times where compromise is necessary. That's part of wisdom. But it's also important to hang on to what you believe.