It helps me in making precise boundaries that blends with my skin yet gives a sharp look to the brows. (brideeveryday.com)
While our founders greatly valued religion as a public instructor of virtue, Rousseau thought that religions should only have educational power in spheres not relevant to society at large, and further that the state should determine those precise boundaries. (firstthings.com)
There really aren't any precise boundaries at all. (sciencemag.org)