Amendment I
Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech, or of the press; or the right of the people peaceably to assemble, and to petition the government for a redress of grievances.
Congress shall make no law respecting an establishment of religion, or prohibiting the free exercise thereof; or abridging the freedom of speech,
The manner in which these parts are structured is to protect religion from the governemnt by the government establishing a one true religion. Then it protects all of the people to practice their religion, and then protects the right to free speech which protects the right to freely speak your religious feelings in public, private or civic office................
The constitution does not have an amendment that states when you take Federal office you give up your rights as a citizen as outlined by the constitution you have sworn to uphold and protect. You are still a constitutionaly protected citizen in office..