The central message of this sermon is that judgment should be made with righteous judgment, rather than being swayed by appearances or personal opinions. The teacher explains how the people in Jesus' time were judging him based on their preconceived notions and expectations, without taking the time to truly understand his teachings and intentions. This theme is advanced through the biblical account of Jesus' interactions with the authorities and the crowd at the Feast of Tabernacles, where he challenges them to look beyond surface-level appearances and consider the true nature of God's work. The takeaway from this message is that we should approach judgments and decisions in our own lives with a similar mindset, seeking to understand and evaluate situations based on their underlying principles and values rather than being swayed by superficial impressions or biases.