How does Tybalt feel after being scolded by his uncle What does he say that should concern the audience?

Tybalt is angered and humiliated after being scolded by his uncle Capulet. He says, "I will withdraw, but this intrusion shall, now seeming sweet, convert to bittermest gall." This should concern the audience as it foreshadows Tybalt's future actions driven by revenge and a desire for retribution.