In 'Please Don't Hurt My Baby' by Stevie Wonder, the song discusses a plea from a person imploring their partner not to harm their child. It is a heartfelt appeal to protect the innocence and wellbeing of their baby. The key themes revolve around protection, love, and a deep concern for the child's future. A particularly poignant moment in the song is when Stevie Wonder passionately emphasizes the innocence and vulnerability of the child, highlighting the emotional depth and urgency of the plea.