Have you not read Pauls Epistles?
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I’ve not only read St. Paul’s Epistles, I’ve actually read the entire Bible countless times. What’s your point?
You are correct that there is no secret rapture. Here’s a good article to read up on it.
http://aloha.net/~mikesch/psttrib.htm
Romans 2:16 “In the day when God shall judge the secrets of men by Jesus Christ according to my gospel”. -Paul
THAT is my point