THE HOLY BIBLE Light is a form of electromagnetic radiation that makes vision possible--Wikipedia. When Jesus said that He is the Light of the world, He was saying that He is the One who makes all things visible and gives them life. In Him there's no darkness--John 8:12, Matthew 5:14-15. In a rural community without electricity, the smallest light even from a match stick makes a great difference. To understand the importance of light in a dark place, it calls for first hand e