Selective focus of a hand writing word ’ Principles ’ on a a piece of white jigsaw puzzle with a glasses on wooden background. symbol, text, word, sign, law, social, development, value, education, work, regulation, statement, corporate, abstract, success, background, energy, ethic, safety, quality, moral, customer, data, system, choice, rule, direction, theory, idea, marketing, honesty, responsibility, circle, set, people, organization, vision, integrity, jigsaw, puzzle