Katherine is not ignorant to Petruchio's behaviour. She sees this is abusive but when she speaks out towards it, she does not win. This pin represents Katherine feeling trapped in this abusive relationship of starvation, sleep deprivation, and cruelty.
I choked when reading this. Another reason why abortion needs to be available for women. Imagine being raped, raising and trying your best to feed the child for a few years, even if it means you eat next to nothing, and then getting sued for it?!
Racism goes back far into our societies past. It has not become about how races are as individuals or how people looks, it is now about to associations we make between people and labels. It is a historical ranking systems that is far past its expiry date.