The Parable of the Sower (Mark 4:1-9): Jesus tells a story about a farmer who sows seeds on different types of soil, symbolizing how people receive the word of God. The seeds fall on the path, rocky ground, thorns, and good soil, each with a different result. The Purpose of Parables (Mark 4:10-12): Jesus explains to His disciples that parables are used to reveal truths to those open to hearing, while others may not understand. The Explanation of the Parable of the Sower (Mark 4:13-20): Jesus explains the meaning of the parable, saying the seed represents the word of God and the different soils represent people's hearts and their receptiveness to the message. The Parable of the Lamp (Mark 4:21-25): Jesus speaks about how a lamp is meant to be placed where it can give light, symbolizing the importance of sharing knowledge and not hiding it.