"We will stand firm and we will overcome this together, " he said.

NPR: Suicide Bomber Kills Guard At US Embassy In Turkey

We will stand firm.

CENTERFORSECURITYPOLICY: Center For Security Policy

To see why it should stand firm, we need only return to the NBA. Though still a major force in professional sports, the league has somewhat lost its luster in recent years.

FORBES: Move up http://i.forbesimg.com t Move down

If the United States can stand firm on environmental safety, we can do this profitably without much collateral damage.

FORBES: Energy And The Election

Provocations of the sort we saw last night will only further isolate them, as we stand by our allies, strengthen our own missile defence and lead the world in taking firm action in response to these threats.

BBC: State of the Union: Obama pledges to reignite economy

"Provocations of the sort we saw last night will only isolate them further as we stand by our allies, strengthen our own missile defence and lead the world in taking firm action in response to these threats, " he said.

BBC: Obama: Nuclear test 'isolates North Korea further'