Based on the above passages, we can see that villagers' discomfort with the minister's veil is associated with fear of sin and underlying guilt.
We can get this answer because:
However, the minister's insistence on wearing the veil begins to remind them that they too have dark secrets, hidden sins, and strong underlying guilt, which they hide from everyone.
It is this guilt that makes the villagers insist that the minister's veil be removed.
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