Indeed, some sayings of Chirst are allegorical, while some are not. When in doubt which is which, ask the Catholic Church.
Just like the Bereans?
Acts 17:11 Now the Bereans were of more noble character than the Thessalonians, for they received the message with great eagerness and examined the Scriptures every day to see if what Paul said was true.
When in doubt, ask the Holy Spirit, not some church who might not have the right answer to begin with.
Why?
You are obviously well read and intelligent. I can see the value of discussion and fellowship when trying to understand Scripture, but why give your God given ability of discernment to someone else?