Why does my sis hate me?

this is my sister she hates me Why she hate me? because my mother love my father love me my younger brother love me they don't love her I'm prettier than her, nicer than her, more loving than her Her boyfriend likes me she's not ugly I love her but she don't love me. I will say from here that I love my sister very much It's better than me because I tried If you try one day, you will be like me I love you sister