Similar sang froid is being displayed about America's stockmarket.

ECONOMIST: Buy now, worry later

By contrast, on television, where he has been appearing more frequently, he acts with uncanny sang-froid.

NEWYORKER: No Secrets

And it was the French who had words like "sang-froid" and "insouciance" to describe qualities that the British did not yet appear to possess.

BBC: The end of the stiff upper lip?

Sadly, sang-froid was in short supply Stateside, and by the time Casey arrived in Seville for the first round of the World Cup, the Americans had manned the barricades.

BBC: Candid Casey eyes fresh start