This quote is spoken of by the Chorus of the play, which here was made up of married women. They are here speaking of the sometimes overwhelming power of love. The lines continue, "...of those he would destroy. I pray that love may never come to me with murderous intent." While shocking, the quote displays how much power love has over us.
The Little Book of Bathroom Philosophy : Daily Wisdom from the Greatest Thinkers (2004) by Gregory Bergman, p. 50
The original, full quote reads "Quantum in te crescit amor, tantum crescit pulchritudo; quia ipsa charitas est animae pulchritudo," and was fully translated as "Since love grows within you, so beauty grows. For love is the beauty of the soul." Here Augstine points out the inherent beauty that takes root within us when we love.
The Tragical History of Doctor Faustus (1604) Act V Scene I
The tragic play Doctor Faustus tells the story of a man who sells his soul to the devil, for power. The complete quote reads, "Sweet Helen, make me immortal with a kiss," referencing Helen of Troy and the "face that launched a thousand ships."
In what is perhaps Western society's most famous romance, this line is spoken by Juliet while standing on a balcony in what is perhaps the most famous scene of the play, wherein Romeo says, "But, soft! what lgith through yonder window breaks! It is the east, and Juliet is the sun!"