Principle
Part of speech: noun
Definition: A fundamental assumption. A rule used to choose among solutions to a problem. Moral rule or aspect. A rule or law of nature, or the basic idea on how the laws of nature are applied. A fundamental essence, particularly one producing a given quality. A beginning.
Paradigm
Part of speech: noun
Definition: An example serving as a model or pattern.A set of all forms which contain a common element, especially the set of all inflectional forms of a word or a particular grammatical category.A system of assumptions, concepts, values, and practices that constitutes a way of viewing reality.A conceptual framework—an established thought process.A way of thinking which can occasionally lead to misleading predispositions; a prejudice. A route of mental efficiency which has presumably been verified by affirmative results/predictions.A philosophy consisting of ‘top-bottom' ideas (namely biases which could possibly make the practitioner susceptible to the ‘confirmation bias').