There are some good secular arguments for 'traditional' marriage, but Wilberforce Academy fellow P. Andrew Sandlin explains why they ultimately fall short.
It is only the biblical narrative of creation, sin and redemption that truly illustrates why only God's design is life-giving.
"We must tell and show our sin-sick world that God's way isn't simply the best way among many, but the only way that doesn't end in civilisational degradation and eternal damnation."