The phrase "a wall of separation" is correct and usable in written English.
It can be used in discussions about the separation of different entities, such as church and state or personal boundaries.
Example: "The founding fathers believed in a wall of separation between church and state to ensure religious freedom for all citizens."
Alternatives: "a barrier of separation" or "a divide of separation".
"There isn't a wall of separation.
You cite Thomas Jefferson's reference to "a wall of separation between church and state".
Thomas Jefferson saw those words as "building a wall of separation between church and state".
Secularists think that implies, in Thomas Jefferson's phrase, "a wall of separation between church and state".
These secularists have embraced an understanding of the Constitution as mandating a wall of separation between church and state.
Thomas Jefferson's famous metaphor of a wall of separation between church and state has long been a part of the national psyche.
Drawing on the work of liberal and conservative scholars, Justice Clarence Thomas has argued that those decisions are inconsistent with the intention of the framers of the First Amendment, who wanted to prevent the federal government from interfering with established state churches, rather than requiring a wall of strict separation between church and state.
I think he takes a pretty dim view of the wall-of-separation idea — he thinks it has been taken too far and that the framers' intention was not to exclude religion from public life but to exclude favoritism toward one particular religion.
There was a profound reluctance to expose myself — to take down a last wall of separation between my personal life and my professional pursuits.
It is also time, though, to build a new wall of separation.
It is not even their conviction that preserving their way of life requires a high wall of separation between themselves and non-Jews, though that is certainly one aspect of their behavior that alienated their neighbors.
