“As you think and write, keep asking how someone might find fault with what you say. This simple process–really only an outworking of Christian humility–will help you to avoid invalid arguments and inconsistencies.”
John Frame, The Doctrine of the Knowledge of God, page 254.
And there are many more like that in this wonderful book.
‘Inconsistency is a mark of a failled agurment’. James White- debating a muslem.