The jealous poison, lodged within the heart,
Tortures with twofold pang whom it infects;
By his own griefs oppressed, the envious man
Groans also to behold another's joy.

Where it concerns himself, Who's angry at a slander makes it true.

That one is so sharp he will cut himself.

Thus he who slandered will see himself in the guise of a cannibal eating his dead brother's flesh, and he who envied as one who cast stones against a wall, which stones, rebounding, put out the eyes of his own children.

How great is the envy which follows a man from his neighbours, like the sting of a wicked spirit... he who receives it, and takes it as it were into his breast, has nothing else but to eat his own heart, and tear it, and consume both soul and body, finding inconsolable vexation in the good fortune of others.

Envy, bitter envy, was permeating his soul drop by drop, like a poison that tainted all his pleasures and made his life hateful.

The fire's hottest for the one who burns himself.

Jealousy lives upon suspicion; and it turns into a fury or ends as soon as it passes from suspicion to certainty.

324. — There is more self-love than love in jealousy.

Malice sucks up the greatest part of its own venom, and poisons itself.

As he stood by the desolate fire, he felt that the only one thing which could assuage his grief would be thorough and complete retribution, brought by his own hand upon his enemies.

Hunger for vengeance poisoned the soul.

If you hate somebody, first you have to wound your own soul in so many ways; you have to be so full of poison that you can throw poison on others.

Self-contempt is a serpent that ever gnaws at one's breath, sucking the life-blood from one's own heart and mixing it with the poison of misanthropy and despair.