Know that souls have subtlety, so if they are incarnated and appear in the form of bodies, they become dense in the eye of the one who looks at them, and bodies have density, being transparent and opaque. So if they transform in images in the eye of the beholder, or become obscured with the presence, they are spiritualized, that is, they become like spirits in concealment, and the images vary on them as they vary on them. The symptoms are the redness of shame and the yellowness of fear, and it is a foretelling example that it has the power of transforming forms if it is carried out by the reasons for that. As for the reason for the density of souls, which are from the world of kindness, it is because they were created from nature, even if their bodies are luminous, from the light of nature, such as the light of a lamp. For this reason they accepted density and appeared in the form of dense bodies, as it affected them. Disagreement is the rule of nature because

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