Let’s put aside for the moment a discussion of whether this is a true representation or, if it is, the argument for one or the other..
Why does this hold us back from co-operating in spreading the Gospel?
Phrased differently:
Differences aside, how can we co-operate in spreading the Gospel?
You remember ‘the Manhattan declaration?’ Search those threads on FR, I think 2009 or so. If it didn’t happen way back before ‘gay marriage’ was federally enforced then no way is it happening now.
Freegards
To share the Gospel and how one acquires salvation one has to be in agreement. Christianity and Roman Catholicism are not in agreement on this.