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| A competent and self-confident person is incapable of jealousy in anything. Jealousy is invariably a symptom of neurotic insecurity. | | Robert A. Heinlein | |
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| Anger and jealousy can no more bear to lose sight of their objects than love. | | George Eliot | |
| Cruelty has a human heart, And jealousy a human face Terror, the human form divine, And secrecy, the human dress | | William Blake | |
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| It will be found an unjust and unwise jealousy to deprive a man of his natural liberty upon the supposition he may abuse it. | | George Washington | |
| Jealousy feeds upon suspicion, and it turns into fury or it ends as soon as we pass from suspicion to certainty | | François de la Rochefoucauld | |
| Jealousy is a dog's bark which attracts thieves | | Karl Kraus | |
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| Jealousy is that pain which a man feels from the apprehension that he is not equally beloved by the person whom he entirely loves | | Joseph Addison | |
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| Jealousy is the tie that binds, and binds, and binds | | Helen Rowland | |
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| Jealousy, that dragon which slays love under the pretence of keeping it alive. | | Havelock Ellis | |
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