According to the internet, the Friar is referring to Juliet's parent that them crying is normal and natural, but since Juliet is in a better place, they should rejoice for the dead and that her soul is still pure when she goes up to heaven because she is young.
Or,
Natures tear meaning natural tears, merriment meaning happy. It is natural to cry over the death of a child but they should be happy she is going to be in a better place.
Answer:
Ponyboy is described as innocent, different from the other greasers, young, and loyal to the Greasers.
<em>terms that are specialized to a particular content or topic.</em>
"Egotism" is an inflated sense of one's importance; it's being conceited or vain. The egotist feels superior to others physically, intellectually or in some other way. "Egoism" is a preoccupation with oneself, but not necessarily feeling superior to others.