Natural Way to Get Rid of Sagging Above the Eye By Carole A. Ward Droopy eyelids begin when the fragile layers of skin that surround the eyes thin and lose their elasticity due to age, stress, smoking, dehydration, depression, a diet rich in sugars and other environmental factors.
Examples of principles are descriptive comprehensive and fundamental law, doctrine, or assumption, the normative rule or code of conduct, and the law or fact of nature underlying the working of an artificial device.
Not to be confused with Principal. For other uses, see Principle (disambiguation). A principle is a law or rule that has to be, or usually is to be followed, or can be desirably followed, or is an inevitable consequence of something, such as the laws observed in nature or the way that a system is constructed.