The phrase "acknowledge the principle" is correct and usable in written English.
You can use it when referring to recognizing or accepting a fundamental idea or rule in a discussion or argument.
Example: "In order to move forward with the project, we must first acknowledge the principle of sustainability."
Alternatives: "recognize the concept" or "accept the tenet".
Even nondemocratic systems acknowledge the principle that the rulers should listen to the complaints of the ruled.
Most of the world, and most Taiwanese, acknowledge the principle that Taiwan and the mainland are part of a single China that should ultimately be reunited.
Potentially destabilizing also was the refusal of the mass of Russian peasantry, living in communes, to acknowledge the principle of private property in land.
It includes racists, but it also includes many white Americans who acknowledge the principle of racial equality but resist involuntary race-mixing, people who accept and even defend de facto segregation.
The authors acknowledge the principle that to avoid greater risk to the mother, if the baby is already dead then it should be delivered vaginally where possible, while also bearing in mind that the specific characteristics of the case influences delivery.
It is imperative to acknowledge the principles of a law-based state and an aspiration for social justice.
And even then, Microsoft has not yet acknowledged the principle behind the Court of Appeals decision.
Grice (1975: 28) acknowledges the Principle of Politeness, and suggests that it generates implicatures that are both nonsemantic and nonconversational.
Other objections can stem from a deep sense of responsibility toward humanity as a whole, or from the conviction that even acceptance of work under military orders acknowledges the principle of conscription that should be everywhere condemned before the world can ever become safe for real democracy.
It would acknowledge the very principle of democratic rule.
Making 'Good Productss That Do 'Good' In creating any product is it important to acknowledge the fundamental principles of design; that a product be functional, solve a problem, benefit the user, and be aesthetically pleasing.
