“Mankind is much the same, in all times and places, that history informs us of nothing new or strange in the particular. Its chief use is only to discover the constant and universal principles of human nature” - David Hume What does this quote mean exactly?

I think this means that mankind never changes or tries to learn from their mistakes, all we do is create more chaos and instead of trying to fix this chaos, we look past it and try to grasp new knowledge of things.

- "is not only a luminous passive watcher in the night sky, but it is a powerful force.

it does symbolizes love,   lust   and dreaming and is seen as a power symbolic force that determines and affects human behaviors and reactions.

in the context of the question it does remain you that he events are only taking place at night and the reader of the passage of time."

shakespeare was famous for writing in iambic pentameter, which is a specific way of rhyming sonnet lines in ten syllables. there are also forms of unrhymed iambic pentameter, as in macbeth, with the noble characters.