“A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity.”

“No jealousy is comparable to professional jealousy.”

“Healthy jealousy is the first form of true interest in a person.”

“There is a soul-jealousy that can be as frantic as any body-jealousy.”

“Jealousy is never satisfied with anything short of an omniscience that would detect the subtlest fold of the heart.”

“Though jealousy be produced by love as ashes are by fire, yet jealousy extinguishes love, as ashes smother the flame.”

“jealousy is the grave of affection”

“Jealousy, the jaundice of the soul.”

“Jealousy is such an ugly emotion.”

“Jealousy causes secrets.”