We are not sinners because we sin; we sin because we are sinners. In this message, R.C. Sproul identifies the source of our corruption: original sin. Study Reformed theology with a free resource bundle from Ligonier Ministries: https://grow.ligonier.org/?utm_source=youtube&utm_medium=description&utm_campaign=get-started This message is from Dr. Sproul’s 60-part teaching series Foundations: An Overview of Systematic Theology. Learn more: https://www.ligonier.org/learn/series/foundations