Here the "heart" represents a person's emotions. Alternate translation: "Why do your emotions take you away?" or "Why do you allow your emotions to guide your decisions?" (See: [[rc://en/ta/man/jit/figs-metonymy]] and [[rc://en/ta/man/jit/figs-idiom]])
This probably refers to Job appearing angry, specifically the appearance of his eyes. Alternate translation: "Why do your eyes look angry" or "Why are you angry" (See: [[rc://en/ta/man/jit/figs-explicit]])