A paradigm is originally a Greek scientific term and there are different definitions of it, and of paradigm shift, but I like the following definitions given in the Cambridge University Press Dictionary. Paradigm (pronounced pair-a-dime): a model of something, or a very clear and typical example of something; Paradigm Shift: when the usual and accepted [...]
POSITIVE AFFIRMATIONS + REPETITION CREATE POSITIVE SELF-TALK WHICH HELP CREATE PARADIGM SHIFT