Mother, how could you say that? She's a holy vessel!

[Rachel, Charlotte and Kate enter Lou's shoe store and meet two nuns from the convent near their house] Charlotte Flax:
[narrating]
Oh, God, please let Mrs. Flax control herself. Lou Landsky:
You're still a perfect seven, Reverend Mother. You know, most women's feet get bigger. Mrs. Flax:
Only if they marry. Charlotte Flax:
[narrating]
Oh, no! Mrs. Flax:
You know, your feet swell. When you get pregnant, your feet swell. [Charlotte is mortified] Charlotte Flax:
[narrating]
How could she? How could she? Mrs. Flax:
I know mine got swollen when I was pregnant. Charlotte Flax:
[whispering]
Mother, how could you say that? She's a holy vessel!