"Well, you know, most of the differences in religion don't matter. The main point is that God just wants all is just to love each other, right?"

Derek Rishmawy:

It was in my freshman composition class at the University of California, Irvine, that I first heard a professor say, "Well, you know, most of the differences in religion don't matter. The main point is that God just wants all is just to love each other, right?" It's a claim that's become increasingly familiar to me ever since. 

Further on...

Keller recounts the story of a young man he encountered who insisted that the differences between the various religions didn't matter since they all worshiped the same God:

But when I asked him who that God was, he described him as an all-loving Spirit in the universe. The problem with this position is its inconsistency. It insists that doctrine is unimportant, but at the same time assumes doctrinal beliefs about the nature of God that are at loggerheads with those of the all the major faiths. . . . Ironically, the insistence that doctrines do not matter is really a doctrine itself. It holds a specific view of God, which is touted as superior and more enlightened than the beliefs of most major religions. So the proponents of this view do the very thing they forbid in others. (5-6)

Read the rest.