They say attributing such operations is difficult because hackers have become increasingly adept at disguising their origin.
Behind the men, on a wall in the clinic, was a saying attributed to Mr. Hussein that they said was appropriate.
He liked to recite a saying attributed to a Midwestern farm boy leaving home: "Goodbye, God, we're going to Chicago".
But we also need to remember the saying attributed to Aristotle: "Plato is dear to me, but dearer still is truth".
He cited a saying attributed to John Maynard Keynes: "If you owe your bank manager a thousand pounds, you are at his mercy.
"Philosophy of science is about as useful to scientists as ornithology is to birds," goes the saying attributed to Richard Feynman, the late Caltech Nobelist, and repeated by Dr. Weinberg.
He quoted a hadith, a saying attributed to the Prophet Muhammad, stating: "The Hour will not come until you fight the Jews.
His watchword might have been the saying attributed to the Roman emperor Caligula, Oderint dum metuant – let them hate so long as they fear.
This saying attributed to Robert Musil might work as a motto for the life's work of Sir Michael Dummett, one of the greatest philosophers of the 20th century.
In the interview, Mr. Lovins paraphrased a saying attributed to President Dwight D. Eisenhower: that if a problem seems to have no solution, the best approach is to enlarge it.
