This is Trinity Sunday. The notion of the Trinity probably confuses most of us, as the very nature of the Trinity is complicated and known only through the discernment of revelation. The Doctrine itself is best defined by the First Council of Nicaea (325). You will be hearing more about this Council during the year, as it is now 1700 years since the Emperor Constantine the Great convened a church council in Nicaea (modern Iznik, Turkey) to address some important theological questions. The matters at hand focused on the nature of Jesus and then consequently the nature of the Trinity. They were not, contrary to Dan Brown and his fiction writing, creating new doctrines, rather they were focused on coining the specific terminology and language in order to understand and explain those doctrines. Read more.