The neurochemistry of the brain is astonishingly busy, the circuitry of a machine more wonderful than any devised by humans. But there is no evidence that its functioning is due to anything more than the 10(14) neural connections that build an elegant architecture of consciousness.
The more one listens to ordinary conversations the more apparent it becomes that the reasoning faculties of the brain take little part in the direction of the vocal organs.
Narrow The heart that loves, the brain that contemplates, The life that wears, the spirit that creates One object, and one form, and builds thereby A sepulchre for its eternity.
The mind is a finer body, and resumes its functions of feeding, digesting, absorbing, excluding, and generating, in a new and ethereal element. Here, in the brain, is all the process of alimentation repeated, in the acquiring, comparing, digesting, and assimilating of experience. Here again is the mystery of generation repeated.
Conscious attention is a designed function of the brain
which scans the environment for any trouble making changes.
If you identify yourself with your trouble shooter, then naturally you define yourself as being in a perpetual state of anxiety.