Each human has capacity to experience four states of consciousness, (we meet mostly the first and second states in ordinary life; third and fourth states states are rare and intermittent, can be reached reliably only through school work).
States are cumulative, that is, states are added to each other.
Each state has a range of values with a threshold at the transitions from one state to another.
Each state can see all the states lower than itself.
It is possible to damage the organism (for example, through the use of psychotropic drugs) and render it incapable of experiencing the third and fourth states...
To read more, order the book Fourth Way Work ISBN 978-15455-29386 from amazon.com