No, all you did was to A. Start interpreting the Scriptures yourself. Or B. Start believing someone else's interpretation of the Bible.
A little history here - it all started with Martin Luther who tore the Bible apart, then all the others like Wycliffe, Wesley, Zwingli, down the road to SDA's, the JW's, etc. Which one of those folks got it all right? Hah, it's hard to choose, isn't it? They all rejected orthodoxy, which one did you choose? So how do you know you are getting the correct teaching?
Chapter and verse of Mary's perpetual virginity please. If you can give me that I promise I will go back to the RCC.