Yes, it is a struggle to find some way to hold in faith an idea that the mind just can't settle down to its being reasonable, understandable.  But holding faith is sometimes like holding a week old baby - an unexplainable miracle.  

I like Francis Robinson's comment and foreshorten3's (hereafter fs3) response, especially when fs3 said: "Wherever a Buddhist walks, not every Buddhist will accompany him/her. " My picture of what that statement implies is that Buddhist A will still respect Buddhist B as a Buddhist even if they don't agree on some point.  

Leo Sprietsma started this string with two really great questions: "Can 'Doctrine' change? And MUST doctrine change if greater knowledge and understanding develop?" Look at what happened. Do even 10% of the responses deal with what he asked?

"There is another earth, another sky" under which you could present and discuss with others what makes sense to you as the story of/meaning of Incarnation.  But it isn't here, yesterday or today.