Time served is also a term used to indicate a craftsman has spent the required period as an apprentice.
Famous quotes containing the words time and/or served:
“Was there a little time between the invention of language and the coming of true and false?”
—Mason Cooley (b. 1927)
“Man is an intelligence, not served by, but in servitude to his organs.”
—Aldous Huxley (1894–1963)