Romeo: Romantic, emotional, intact with his feelings and is sensitive and deeply poetic when it comes to love. "...Here's much to do with hate, but more with love. O brawling love, O loving hate, O anything of nothing first created! ..."
Mercutio: Is insensitive to love, and often makes jokes about it that can be hurtful to romantic people like Romeo. "... Romeo! Humor! Madman! Passion! Lover! Appear thou in the likeness of a sigh: Speak but one rhyme, and I am satisfied! ..."