As the best wine doth make the sharpest vinegar, so the deepest love turns to the deadliest hate.
John LylyA heat full of coldness, a sweet full of bitterness, a pain full of pleasantness, which maketh thoughts have eyes and hearts ears, bred by desire, nursed by delight, weaned by jealousy, kill'd by dissembling, buried by ingratitude, and this is love.
John Lyly