my girlfriend was miserable in her grad school program. it was becoming more and more apparent to her that she should have taken economic development but she'd avoided it because she was 'bad at math'. we spent the next three months doing a crash course of all the math she was 'bad' at and she went from barely understanding algebra to having a better grasp of statistics and calculus than i do. she was only 'bad at math' because she'd spent the first 25 years of her life around people who had let her be bad at math because she was a girl