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Nature is the whole universe and every created thing. It does mean that laws of nature are universal as every created thing is counted as nature, in that situation, laws of nature belong to each and every thing that was created in accordance with evolutionary factors in time immemorial. It is,further, force(s) controlling the phenomena of the physical world, that means physical power and forces producing motion, activity, or change. It is, furthermore, qualities and characteristics, physical, mental, and spiritual, which, naturally belong to a person or thing, hence, laws of nature are different for physical, mental, and spiritual qualities and characteristics.
Law in its generic sense, is a body of rules of action or conduct prescribed by controlling authority, and having binding legal force. (Allaboutphilosophy.org)
The law of nature is implied to be objective and universal; it exists independently of human understanding. (Wikipedia)
Laws of nature, meaning the order which governs the activities of the material universe. (Catholic encyclopedia)
Natural law is the rule of conduct in the constitution of the nature with which every created thing is endowed. (Catholic encyclopedia)
Natural law is a broad and often misapplied term tossed around various schools of philosophy, science, history, theology, and law. ‘What is law ?’ means ‘What is truth ?’ (Allaboutphilosophy.org)
Natural law, in philosophy, a system of right or justice held to be common to all humans and derived from nature rather than from the rules of society, or positive law. (Encyclopaedia britannica)
Principles for instance motion in the universe, celestial bodies, planet earth-its moon, and the other planets of our solar system which move round a star such as the sun and is illuminated by it because of separate principle. In the same way, each and every created thing is based on some principle. Principle is basic truth; general law of cause and effect; or guiding rule for behavior.
Doctrine is body of teaching. Teaching is work of a teacher or that which is taught. It is based on language, verbal and non-verbal behaviors and actions taught in the family by parents and other sources in the society. In a manner it is whole life that which becomes short in learning.
Doctrine is used to characterize a theory or principle advocated by a school of psychology or a prominent theorist. Principle is a basic truth that means the quality or state of being true of the lowest part of anything. Quality is degree, esp high degree of goodness or worth. Worth is having a certain value or quantity of something of a specified value.
Principle: A fundamental truth or proposition that serves as the foundation for a system of belief or behavior or for a chain of reasoning.
A general scientific theorem or law that has numerous special applications across a wide field.
A fundamental source or basis of something.(From-https://en.oxforddictionaries.com/ )
A principle is a concept or value that is a guide for behavior or evaluation. (From-wikipedia)
Dynamism is quality of being dynamic, meaning thereby, moral force that produces activity or change, for instance driven by an inner dynamics. Dynamism is based on physical power and forces producing motion in an individual organism.
Nature is the force(s) controlling the phenomena of the physical world. Control means it is the power or authority to direct, order, or restrain the individual from within due in course to the physical motive, mental faculties, and/or spiritual aspects. Spiritual also indicates toward conscientious aspects as it is relative to the person considered from the intellectual, moral, or emotional point of view.Principle is a guiding rule for behavior. It does mean that principles of conduct or moral principles. Professional ethics or work is guided by intellectual faculties. Dynamism takes into account the qualities and characteristics,physical, mental, and spiritual which, naturally, belong to a person or thing. Related research-thus, a morally valid authority, in a sense, derives the positive law from the natural law; or, as i have said, translates natural principles of justice and political morality into rules and principles of positive law.