i agree, but look at it this way, the lady was probably a domestic and she is seeing how people are being treated because of the colour of their skin, even the lighter skinned blacks were being treated better than the darker ones, it was probably her resolve that her future generations will not suffer the treatment that she got and this was the way out that she saw, is it right? no, can you though understand why she would have done this ...well, its easy to empathise