Inner peace
Philippians 4:7
The Holy Bible: The King James Version. 1611. (Philippians 4:7).
Aurelius, Marcus. Meditations. c. 180, bk. 4.
Aurelius, Marcus. Meditations, edited and translated by Martin Hammond. Penguin Classics, 2015, bk. 4.
Euripides. Ἱππόλυτος [Hippolytus]. 428 BC, City Dionysia festival, Athens, Greece.
Euripides. "Hippolytus." Euripides I: Alcestis, Medea, The Children of Heracles, Hippolytus, edited and translated by Richard Lattimore, et. al. University of Chicago Press, 2013.
Emerson, Ralph Waldo. "Self-Reliance." Essays: First Series. Boston: James Munroe and Company, 1841.
Emerson, Ralph Waldo. "Self-Reliance (1841)." The Portable Emerson, edited by Jeffrey S. Cramer. Penguin Classics, 2014.
Shakespeare, William and John Fletcher. Henry VIII. King's Men, 1613, Globe Theatre, London, England, UK, act 3, sc. 2.
Shakespeare, William. "Henry the Eighth." The Norton Shakespeare, edited by Stephen Greenblattet al., 3rd ed., W. W. Norton & Company, 2015, act 3, sc. 2.