The following is an actual journal entry taking just after and just before a set of self-described delusional states.  The first was in the category of delusions of grandeur and was exciting and pleasant, but unsettling: and the second was very frightening and involved a feel of evil surrounding my being.  In-between I came down to a controlled state whereby I could intelligently describe what was happening to me, much in the way that I thought a psychiatrist would if he were to take notes on my experience through a manic swing from delusional powerful state, to an accelerated thinking pleasant state, back up to a delusional scary state.

 

4/21/08 … ability to be at mania, then understanding of chemical nature while in manic state as well as cognizant recognition of same coupled with accelerated thinking. Earlier delusional thinking observed without recognition of chemical nature coupled with delusions of grandeur. Both states observed as stable. No apparent loss of control evidenced by absence of follow on depression. Paranoia observed, but matching reality. Unprecedented possibility, need to follow up with search in the literature. Extreme awareness noticed as remarkable. Difficult to consider this dysfunctional. Seems to be an actual case of abnormal accelerated function. Akin to savant behavior but without apparent side behaviors which are reduced from normal performance.
 
Close coupling with metaphysical principles also to be considered but this association seems untractible in the link of observed scientific study versus belief systems.
This is commonly referred to in colloquial circles as “mind over matter.”