Good Riddles

Question: I only point in one direction,
but I guide people around the world.

What am I?

Question: A man walks all the way around the world without getting wet.

How does he do this?

Question: Resurrected, they descend by the millions. Sometimes, to nourish and give life. Other times, to take lives or destroy. They have been known to fill entire valleys and block roads only to disappear before executing their long journey back to the top. What are they?

Question: One (k)night, a butcher, a baker, and a candle stick maker all went into an old deserted cottage. No one left no one entered. The next day, 4 people came out. Who were they?

Question: You can play me and pull me,
I love the naive.
I'm enjoyable to give,
but bad to receive.

What am I?