Jealousy is the theory that some other fellow has just as little taste.

Jealousy is that pain which a man feels from the apprehension that he is not equally beloved by the person whom he entirely loves.

Jealousy is always a mask for fear: fear that we aren’t able to get what we want; frustration that somebody else seems to be getting what is rightfully ours even if we are too frightened to reach for it. At its root, jealousy is a stingy emotion.

Jealousy, the jaundice of the soul.

Jealousy is a strange transformer of characters.

Jealousy is the cause of erosion of good deeds, as well as the attracter of chastisement.

True jealously wants not only fidelity, but the proof of fidelity as an imaginable situation. A jealous man is not content with his beloved not being unfaithful. Precisely that which he is not doing does not leave him in peace. But since there is no proving what is not done and the jealous man insists on proof, he ends up settling on proof of unfaithfulness.

Jealousy is like a raging toothache. One cannot do anything when one is jealous, not even sit down. Once can only come and go. Back and forth.

Jealousy is perhaps the most involuntary of all strong emotions. It steals consciousness, it lies deeper than thought. It is always there, like a blackness in the eye, it discolours the world.

Jealousy has the amazing power to illuminate a single person in an intense beam of light, keeping the multitude of others in total darkness.

jealousy knows more than truth does.

JEALOUS, adj. Unduly concerned about the preservation of that which can be lost only if not worth keeping.

Jealousy is an ugly emotion, but it tells the truth. You mostly envy those who have what you desire.

Jealousy’s vicious bulldog trampled through my soul. I was furious, no, furious is not a strong enough word; I was enraged with envy, hate, and malice toward a strange brunette kissing my boyfriend. What is that tramp doing with my man?