When E. F. Hutton speaks, people listen. From an old commercial for a brokerage firm.
When a tree falls in a forest and no one is there, does it make a sound? Depends on how you define a sound.
When Donald Trump makes a speech and no one listens, does it prompt him to bomb a small country like North Korea to get attention? Serious question to which I fear we will get an answer as Russiagate closes in on Trump.