O, swear not by the moon, th'inconstant moon,
That monthly changes in her circled orb,
Lest that thy love prove likewise variable.
Authentication Score 2
Original Citation
Shakespeare, William. Romeo and Juliet. London: John Danter, 1597, act 2, sc. 2.
Current Citation
Shakespeare, William. "Romeo and Juliet." The Norton Shakespeare, edited by Stephen Greenblatt, et al., 3rd ed., W. W. Norton & Company, 2015, act 2, sc. 2.