O, beware, my lord, of jealousy; It is the green-ey'd monster, which doth mock The meat it feeds on.
William ShakespeareAnd thence from Athens turn away our eyes To seek new friends and stranger companies.
William ShakespeareIf there be no great love in the beginning, yet heaven may decrease it upon better acquaintance, when we are married and have more occasion to know one another: I hope, upon familiarity will grow more contempt.
William Shakespeare