Michael Walsh has it right.
The only way to stop evil is to go to its heart, rip it out and stomp on it. To demoralize the enemy and make him understand that he can’t win and therefore must surrender unconditionally, or die. That everything he believes will soon turn to ashes and will henceforth be just a bad memory — just ask the current leader of the Thousand-Year Reich or the “divine Emperor” of Japan. Anything else — anything “proportional” — is just a pinprick and worse than useless, because it only encourages them to keep fighting.
Unfortunately, America doesn’t have that mind set anymore and may never again.
Reminds me of something: