Famous quotes containing the words shelf and/or boundary:
“The shelf life of the modern hardback writer is somewhere between the milk and the yoghurt.”
—John Mortimer (b. 1923)
“Setting limits gives your child something to define himself against. If you are able to set limits without being overly intrusive or controlling, you’ll be providing him with a firm boundary against which he can test his own ideas.”
—Stanley I. Greenspan (20th century)