皆さんご存じ反戦歌のボブ・ディランの「風に吹かれて」の「答えは風が知っている」の風とは人々の意識のことです。

How many roads must a man walk down
Before you call him a man?
How many seas must a white dove sail
Before she sleeps in the sand?
Yes, 'n' how many times must the cannon balls fly
Before they're forever banned?

The answer,