Complex sentence: The abstract pole refers to those elements within God that never vary, such as God's self-identity, while the concrete pole refers to the organic growth in God's perfect knowledge of the world as the world itself develops and changes.
Split into simpler sentences: The abstract pole refers to those elements within God that never vary, such as God's self-identity. While the concrete pole refers to the organic growth in God's perfect knowledge of the world as the world itself develops and changes.