Never mention a web site is coming until it's already there.

When Russia's intelligence agencies obtained some of the National Security Agency's secrets about its own cyberweapons, it appeared to do so by manipulating a virus protection program sold by Kaspersky, a Russian firm.

State oil companies in Saudi Arabia, Africa, Iran, and Mexico have often been intelligence targets for the United States.

Back channels themselves are as old as American diplomacy. Thomas Jefferson was an early enthusiast - he often routed around his secretary of state, once sending a secret letter to the American envoy in France, Robert Livingston, that contained a coded message.

In any leadership position, you're always going to be disappointing somebody.

If we finally chose as a country to take responsibility for the wars that we believe we must engage in, and rather than borrow money to exercise that authority to go to war, we actually pay for these wars, that would save us over a trillion dollars, because that's what we have spent in Iraq and Afghanistan - all through borrowed money.

In truth, a leader should either apologize, mean it and do something about it - or not apologize at all.

Before I came to Barcelona, I only thought about one facet of the game: destroying. My qualities were completely defensive, and I wouldn't take responsibility for organising my team's game, our attacks.