Having attended Catholic grade school at Our Lady of Perpetual Guilt and Torment Parish, and been tutored by Sister Grizelda of the Most Holy Inquisition, I think a boxing nun is quite mild. LOL
Dear Zo,
I recommend the following Guilt and Torment reading list:
Guilt & Torment Reading List
I especially recommend Fr. F.X. Schouppe, S.J.'s book 'Purgatory - as Told by the Saints' (originally published in 1893, France)