the world is a scene of constant changes (as a mulberry field changing into a blue sea)
the world is a scene of constant changes; (lit.) a mulberry field changes into a blue sea
the world is a scene of constant changes; (lit.) a mulberry field changes into a blue sea
the world is a scene of constant changes; (lit.) the blue sea turns into a mulberry field
the world is a scene of constant changes (as a mulberry field changing into a blue sea)