Answer:
The wind ask the leaves to come over the grassland to play.
Some should. You chose a job so you can get money, not for fun. Most people later on find it "fun" or interesting I guess. You are not always going to find one that interests you at the moment.
A career field is a group of positions or job series that have occupational relationships
Answer:
I don't know, since I haven't read the story,, but I would like to guess it's because he is afraid that they would target nim next.