They found it expedient to negotiate with the terrorists.
Do the right thing, not the expedient thing.
Marley found it expedient to maintain social relationships with gunmen and politicans from both political parties. —Robert Palmer, Rolling Stone, 24 Feb. 1994
The marble floor … gave the hall the aspect of a cathedral, and the walls were decorated with aphorisms such as Cicero's THE WELFARE OF THE PEOPLE IS THE HIGHEST LAW, a phrase he found curiously—or at least potentially—expedient in what was certainly designed as a temple to the idea of law. —Tom Clancy, Patriot Games, 1987
Under political pressure and at the urging of Jefferson, Madison finally (but grudgingly) admitted that a bill of rights might help, over time, to instill in the people a greater respect for “the fundamental maxims of free government.” But even as he was sheparding the first amendments through Congress, in 1789, he privately described them (amazingly enough) as a “nauseous project,” required only for expedient reasons of politics. —Jack N. Rakove, Atlantic, December 1986
expedient, politic, advisable mean dictated by practical or prudent motives. expedient usually implies what is immediately advantageous without regard for ethics or consistent principles <a politically expedient decision>. politic stresses judiciousness and tactical value but usually implies some lack of candor or sincerity <a politic show of interest>. advisable applies to what is practical, prudent, or advantageous but lacks the derogatory implication of expedient and politic<sometimes it's advisable to say nothing>.
The government chose short-term expedients instead of a real economic policy.
We can solve this problem by the simple expedient of taking out another loan.
In 1882, racing to meet the deadline on Life on the Mississippi, he [Mark Twain] boasted to W.D. Howells that he had managed to churn out 9,500 words in a day, having resorted to the old hack's expedient of copying out large chunks from other people's books … —Jonathan Raban, Times Literary Supplement, 21–27 Sept. 1990
The Viet Cong taught the peasants to dig cave shelters under the sleeping platforms rural Vietnamese cover with mats of woven straw and use as beds. This expedient gave the peasants a handy shelter right inside the house, unless that house happened to be one of those set afire by the napalm or the white phosphorus, called Willy Peter in U.S. military idiom. —Neil Sheehan, A Bright Shining Lie, 1988
For government is an expedient, by which men would fain succeed in letting one another alone; and, as has been said, when it is most expedient, the governed are most let alone by it. —Henry David Thoreau, “Civil Disobedience,” 1849
For it is plain that every word we speak is in some degree a diminution of our lungs by corrosion, and consequently contributes to the shortening of our lives. An expedient was therefore offered, that since words are only names for things, it would be more convenient for all men to carry about them such things as were necessary to express the particular business they are to discourse on. —Jonathan Swift, Gulliver's Travels, 1726