Answer:
Angels and pilots earn these.
I am the yellow hem of the sea's blue skirt.
Men in skirts blow into these.
What can travel around the world while staying in a corner?
We traveled the sea far and wide. At one time, two of my sailors were standing on opposite sides of the ship. One was looking west and the other one east. And at the same time, they could see each other clearly. How can that be possible?
When is it bad luck to see a black cat?