Thanksgiving reminds us that no matter our differences, we're still one people, part of something bigger than ourselves.

The pyramids are one of those things that live up to the hype. They're elemental in ways that are hard to describe.

If, technologically, it is possible to make an impenetrable device or system where the encryption is so strong that there's no key - there's no door at all - then how do we apprehend the child pornographer? How do we solve or disrupt a terrorist plot?

The thing about hip-hop today is it's smart, it's insightful. The way they can communicate a complex message in a very short space is remarkable.

With Singapore's partnership, the United States in engaging more deeply across South-east Asia and Asean, which is central to the region's peace and prosperity. Singapore is an anchor for the US presence in the region, which is a foundation of stability and peace.

There's no doubt that I'm a better president now than when I first took office. This is not a job where there's a manual, and over time you get a better sense of what's important, what's not, how to see around corners and anticipate problems, as opposed to just managing problems once they've arrived.

If you work hard. And are responsible. You should be rewarded.