The phrase "adopt principles" is correct and usable in written English.
You can use it when discussing the act of accepting or implementing certain beliefs or guidelines in various contexts, such as personal values, organizational policies, or ethical standards.
Example: "In order to foster a positive work environment, we must adopt principles that promote collaboration and respect among team members."
Alternatives: "embrace values" or "incorporate guidelines".
Canadian Conservatives, he said then, should adopt principles laid out by Edmund Burke, an 18th-century British philosopher.
Speaking after Co-op members voted to adopt principles based on his reform agenda, the former City minister warned against backtracking on his recommendations.
But a ruling for Mr. Maples, Justice Alito continued, could require the court to adopt principles that would affect "many, many cases" and would "substantially change existing law".
The shareholder proposal asks companies to adopt "principles for comprehensive health care reform" like those devised by the Institute of Medicine, an arm of the National Academy of Sciences.
Justice Anthony M. Kennedy appeared reluctant to adopt principles that treated poor legal work differently depending on whether it resulted in the acceptance or the rejection of a plea offer.
In 1998 a case involving a Degas landscape from the Gutmann collection helped prompt a conference involving 44 nations to adopt principles for resolving issues of Nazi-confiscated art.
Some, like General Electric and Medco Health Solutions, have explicitly adopted principles that include the goal of universal coverage.
Wherever you look, national and local authorities are adopting principles and practices that, taken together, could help move us from a prospect of environmental ruin and growing social inequality toward a new era of inclusive and balanced sustainable growth.
Causal decision theory adopts principles of rational choice that attend to an act's consequences.
It is not mentioned in the correspondence with Collins, but he there adopts principles that can be derived from it.
He then says that Speusippus thought there were even more types of substance; he "started from the One" and adopted principles (archai) for each of his types of substance: "one for numbers, another for magnitudes, then for soul".
