This poem says to not give your everything to certain people. Many of them are always changing and once they do, it can hurt you. It tries to explain to not get too comfortable with some people since the ending result can leave you with a painful memory.
While every person should be a feminist - many women fight the label. I wear it like a badge of honor - which it is. If that makes me a rare type of woman then so be it. Who wants to fit the status quo anyway?