You can’t test for it in the blood – looking for psychotic spores, like tiny black roses – or feel the part of the brain that is broken with the flat of your hand, like a shattered collarbone or thumb. nor in an x-ray Nor do you find a type - B Rh+, x an extent of deficiency of vitamin G, a supplement that you can eat to be normal again like the other people. If sadness was fever, and you could say for sure that anything above 38 degrees was bad if you could specify how many units of suicidal thoughts were indicative and which hydroxide would act on an unkind thought, and an erratic action. If only the cause was an extra skein you had underneath your skin and all you needed was an operation and not balance if all you needed was to find that part that made you this way.
Mostly I brush life off my shoulder when it falls gently from a tree, or when it grows from my shirt like lint. Mostly i sigh it away like a laugh from an unfounded joke or a waft of extra air in speech. Except sometimes.