How Many People by Paul McCartney is a song that takes a compassionate stance on human suffering and the need for empathy and action to address global issues. The primary themes revolve around social awareness, peace, and a call to action to help those in need. McCartney urges listeners to reflect on the plight of the less fortunate and invokes a sense of unity and collective responsibility. Key poignant moments include lyrics that question the struggles faced by many individuals and emphasize the importance of helping each other. The song resonates with its heartfelt plea for making the world a better place by recognizing and alleviating human suffering.