So much of good design is knowing from whom to steal. It does takes a thief-but a discerning one!!
Designers were sampling long before musicians started using the technique in the late 1940‘s.
What keeps this from devolving into lazy (and actionable) plagiarism, is alchemy. The designer takes something, and changes it into something better. Jasper Johns, our greatest living artist, (and patron saint of graphic design) said it best;
“Take an object. Do something to it. Do something else to it. Do something else to it.