The Gulf States are extraordinarily suspicious of Iran for good reason. They view Iran as meddling in their affairs. They have seen Iran level asymmetric attacks against their facilities or their interests.

Since taking office, I've made it clear that the United States was prepared to begin a new chapter of engagement with the Islamic Republic of Iran. We offered the Iranian government a clear choice. It could fulfill its international obligations and realize greater security, deeper economic and political integration with the world, and a better future for all Iranians. Or it could continue to flout its responsibilities and face even more pressure and isolation.

It is legitimate for the Turks to try to defend themselves.

It is moments like these that force us to try harder, and dig deeper, and to discover gifts we never knew we had - to find the greatness that lies within each of us.

When our interests and values are at stake, we have a responsibility to act.

You can't entirely compare between the United States and Greece for a range of reasons, not just because of the size of the economy.

The biggest threat that we face right now is not a nuclear missile coming over the skies. It's in a suitcase. This is why the issue of nuclear proliferation is so important. It is the - the biggest threat to the United States is a terrorist getting their hands on nuclear weapons.