They are required to implement policy impartially irrespective of their own political views and act and make decisions on the merits based on evidence and not ignore inconvenient facts.

Source: https://cyprus-mail.com/2023/05/28/did-the-uks-braverman-behave-improperly/

To maintain order, liberty and a civilized society, public and private virtue should be encouraged and justice must be administered equally and impartially to all.

Source: https://press-herald.com/rozeman-americas-question-of-the-week-what-drives-mike-johnson/

We must fulfil this responsibility impartially and with the nation’s interests at heart, contributing to nation-building regardless of political affiliations, as long as core values and principles are not compromised.

Source: https://www.bellanaija.com/2023/05/daniel-adebayo-nation-building-a-new-nigeria/