1: “I defy you stars”
Defy means resist or to refuse and command or task. Stars, shakespeare refers to the stars as gods in the play. The quote relates to the play as a whole as its saying that romeo is refusing a task or tasks from the gods.
2:”come cordial and not poison, go with me.”
Cordial means friendly, peaceful and pleasant. Poison is a harmful substance that can make you ill or kill you. This quote relates to the play as a whole as its saying come friendly and peaceful and don’t poison yourself to go with someone else.