If God is bigger than anything human beings can say about God, then all the things we say are going to fall short. So if you're not questioning them, you're actually engaged in idolatry of some kind. Doubt, to me, is very ethical.
Sentilles, like many of us journeying on the Sea of Faith, is post-religion, a true church alumnus, but her faith "continues in art and the natural world, and the intersections between them".
You can strive for your highest values, your loftiest ideals and your areas of ultimate concern, without the need to have a metaphorical personification to represent them.