Sadhguru: The Agna is the source of knowing. It is the highest level of discernment. To use an analogy, you know white light is made up of seven basic colors. If light had only one color – let us say it was purple – it would be useful only for certain purposes, whereas colorless light is useful for everything. We generally call it white light, but actually, it is colorless – you do not see it. You can see the source of light, and you can see an object that reflects the light, but you cannot see the light as such. Only when something stops the light, you can see it.
As such, light is colorless. This colorless light can be refracted into seven colors. Agna is colorless. This is why Agna is related to vairagya, a state that is colorless or beyond color, which allows you to take on any color without it leaving a trace on you. Suppose we put red, blue or yellow light – everything looks different. Colorless light allows you to see everything clearly, the way it is. Similarly, if you are established in the Agna, you will see everything the way it is. Read more