The Nicene Creed: The nature of Christian unity and the meaning of gospel words

Throughout history, creeds have served as one of the great instruments of Christian unity. Summaries of the faith, written by the ancients and recited down through the ages, have helped Christians to learn what they believe, share it with the world, and be connected to each other across time and culture.

But how far can the 'unity' of the creeds take us? What if we say the words but we're not sure what they mean? Or what if different people use the same words to mean different things? Can be...