Stone walls do not a prison make
External constraints cannot imprison someone whose spirit and thoughts are free. This saying is taken from a poem, “To Althea: From Prison,” by the seventeenth-century English poet Richard Lovelace.
The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.