Asked of me on Quora

“How will a MTF transgender feel if her sister told her boyfriend he is dating a transgender and the boy breaks up with the transgender? Is it okay for the sister to do this?”

My answer follows... I think it's important enough to paste it here;

No. It's not okay. It's mean, nasty-mean. However, the trans-woman should have been honest with her boyfriend. That doesn't justify the mean sister's action, but honesty…