QUOTES FOR ROMEO AND JULIET! guilt, suffering, lifes complexitites.?

I need some quotes from Romeo and Juliet about guilt, who suffers, and life and its complexities. I was thinking of the prince and Friar, Lady Capulet and Lord Capulet for the quilt part. But im lost for the rest. PLEASE HELP!! and if you could explain the quotes as well that would be muchly aprechiated. THANKS :D