BOB DYLAN ANSWER IS BLOWING IN THE WIND.

How many roads must a man walk down,
before they call him amanhow many seas must a white dove sail,
before she sleeps inthe sandhow many times must the cannonballs fly,
before they areforever bannedthe answer,
my friend, is blowing in the windthe answer is blowing in the windHow many years must a mountain exist,
before it is washed tothe seahow many years can some people exist,
before they're allowedto be freehow many times can a man turn his head, and pretend that hejust doesn't seethe answer,
my friend, is blowing in the windthe answer is blowing in the windHow many times must a man look up,
before he can see the skyHow many years must one man have,
before he can hear peoplecryhow many deaths will it take till he knows,
that too many people have died the answer, my friend, is blowing in the wind the answer is blowing in the wind.