new nets: set theory, why bother?

We’re taking our time plodding through set theory–bounded sets, centered sets, etc.  Why? Why bother?  What does any of this have to do with faithfulness to Jesus?  Thanks for asking. Set theory is a way of understanding underlying cultural assumptions that affect the way we understand categories.  Still pretty esoteric sounding?  Except that categories are important in the Bible and in life.  Who is a Christian for example, is a category question.  Who is a member of the body of Christ? is a category question.
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