6. The wind goeth towards the south, and turneth about to the north; it whirleth about continually, and the wind returneth again according to its circuits.
7. All the rivers run into the sea; yet the sea is not full; to the place from whence the rivers come, thither they return again.
8. All things are full of labor; man cannot utter it: the eye is not satisfied with seeing, nor the ear filled with hearing.