Answer:
To you, rude would I never be, though I flag my tongue for all to see. What am I?
I am gentle enough to soothe your skin, light enough to fly in the sky, strong enough to crack rocks. What am I?
I build up castles. I tear down mountains. I make some men blind, but I help others to see. What am I?
I am a mountain at night meadow at day
Never resting, never still. Moving silently from hill to hill. It does not walk, run or trot. All is cool where it is not. What is it?
What language does a billboard speak?