But still, things have been so good lately, with the stock market quietly marching upward for several weeks to five-year highs, that the 100-point selloff has people getting jumpy and using words like, um, "selloff".
Evelyn Kirkpatrick has had to see a psychiatrist since the day the trade center came down, she said, "because I am so jumpy".
Namely, when markets are so jumpy, isn't part of the trick of having fiscal credibility not bragging all about it, and how you are going to use it to your advantage?
He was so jumpy, he'd do everything wrong.
"The Americas are so jumpy," said Jameel Ghani Hashim, manager of homicide statistics for the Interior Ministry.
Cairo's liberals are so jumpy that talk of allowing policemen to grow beards is seen as a step on the road to turning Egypt into an Islamic Republic modelled on Iran; though the prosecution of two journalists for apparently insulting Mr Morsi gives genuine cause for concern.Aside from that, Mr Morsi has so far exercised power with care.
Nick, meanwhile, takes a secret meeting and is told "Big Ray" has been released from prison, and so he'll be being closely watched – "Don't get jumpy, though".
The markets have been intermittently jumpy since then.
So far, British regulators have not been so heavy-handed, but many companies are jumpy nonetheless.
Her sheep had been sheared recently, so it was harder to hold but also faster and jumpier.
