I am not sure but maybe he wanted to make things suspenseful and make new problems and conflict
Answer:
its like if you are at a food place and the waiter drops his tray you say good job thou
Answer:
I think it's riches because a pulley is basically s simple machine consisting of a string (or rope) wrapped around a wheel (sometimes with a groove) with one end of the string attached to an object and the other end attached to a person or a motor. So the more you pull the more u get..
Hope it helps :)