Answer:
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?
What is born on the ground but floats to the sky, to be returned back again from the clouds up high?
What cannot talk but will always reply when spoken to?
Hot tempered and sometimes it blows its top, making a mess of everything.
There are 7 birds in a tree. A hunter shoots one bird down. How many birds are left in the tree?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.