"for the sake of principle" is a correct and commonly used phrase in written English.
It is typically used to indicate that someone is doing something based on their moral beliefs or ethical standards, rather than for personal gain or convenience. Example: She refused to accept the bribe, for the sake of principle, even though it would have benefited her financially. In this sentence, "for the sake of principle" implies that the person is acting out of a sense of morality and not being swayed by the temptation of personal gain.
Would we risk everything for the sake of principle and decency?
It's a story of a person willing to die for the sake of principle in a way that became a trope for Western civilization.
He acted not as we see him in Spielberg's "Lincoln," prepared to jettison propriety for the sake of principle, but as someone scrupulously legalistic.
How rare, and refreshing, for a politician to stand firm against such powerful forces – the US and its allies in Europe, and in the international media – for the sake of principle.
It was certainly an attitude typical of Edinburgh to deny feelings for the sake of principle, and maybe that is the chilly truth about the disinheritance of the young Gillespie.
Some who are close to the politics here greeted with incredulity Mr. Kennedy's assertion that, in acting to enforce a rule that could lead to the sale of some of Mr. Murdoch's media properties, he acted strictly for the sake of principle.
That was the sharpest rebuke the regime had received for a long time.All these involved a Western partner forfeiting something from bond-management fees to music or fashion royalties for the sake of principles.
It is worth sacrificing another of the EU's principles that is in any case frequently violated, namely the principle of free movement of workers, for the sake of this principle of solidarity.
That a man may be willing to suffer torture and death for the sake of a principle is a kind of mad perversity that makes little sense in the behaviorist's laboratory.
Axelrod points out -- not that it will help -- that the Citizens United decision was the think that destroyed campaign finance reform, and that disarming yourself in the face of superior gunfire for the sake of a principle is a stupid thing to do in politics.
