Put yourself there. You're thinking from a solitary perspective here. Put yourself at one of the ecumenical councils. Closed Room. 300 sweaty men discussing the finer points of Trinity.* These are the inheritors of the "Ancient Greek" way of thinking that Philosophy 101 studies. They utilize the same critical thinking methods that THEY INVENTED and we use today to debate what was the "Best of Class" research at the time in the nature of the Universe for that era, in that place, at that time.