If one listens to the ecclesial chatter of our day for very long, one soon comes across a notion that goes something like this: "Yes, we have strong and clear differences which divide us one from another, but we share a common mission in Christ to bring God's love to humanity, and we should find every way possible to unite our efforts together in this mission."
Sometimes this sentiment is raised in ecumenical discussions, as when some mainline Protestant group wants to work together with a traditional (small-o) orthodox group. Other times this sentiment is raised in contexts where, as in the Episcopal Church, there has been an attempt to change Christian teaching (sexuality), and with it the subsequent righteous indignation of the conservatives and traditionalists, and now one needs to try to hold the disparate groups together. And sometimes one hears these sentiments from conservative and traditionalist Christians themselves, who, having been distracted by controversy and false teaching, want sincerely to be about the business of evangelism without having to siphon off energy and resources on "nonessential" matters.
The thinking seems to be this: The most important thing in the world we can do is to spread the Gospel of Christ. Evangelism is not about hammering out the nuances and technicalities of dogma, but a