Alethea Crimmins, the social media star known as the “Positivity Queen,” is more than just a motivational speaker. Sure, her daily posts on Instagram and Twitter are seen by millions who embrace her in-your-face love and inspiration, but Crimmins brings more than charisma and catchphrases (“Have a good day on purpose!”). An dedicated educator and musician (she performs in a reggae band), she brings life to the messages she imparts to followers around the globe. Crimmins overcame bullying and low self-esteem growing up in a small Louisiana town. Later, a string of unhealthy relationships led to…