Definição e Significado de "jealousy is a green-eyed monster"

What is the origin of the proverb "jealousy is a green-eyed monster" and when to use it?

The origin of the proverb "jealousy is a green-eyed monster" comes from William Shakespeare's play 'Othello,' written in the early 1600s. In the play, the character Iago describes jealousy as a "green-eyed monster," symbolizing the destructive and uncontrollable nature of jealousy. The phrase suggests that jealousy can change one's perception, leading to irrational thoughts and harmful actions. It emphasizes that jealousy is a dangerous emotion that can take over a person, often causing unnecessary harm to relationships. The proverb is commonly used to highlight how jealousy can lead to negative consequences and should be avoided.