by Patrick Appel
Sargent tackles Marc Thiessen:

Here’s the thing about this. You have here an assertion that crosses over from mere opinion into verifiable or disprovable assertion. If you’re going to say that someone has already proven himself to be dangerous, as opposed to merely being potentially dangerous, you need to point to empirical evidence of this, such as lives lost to foreign threats on your watch. There haven’t been any such lives lost under President Obama yet, unlike other past Presidents.

We want to hear what you think about this article. Submit a letter to the editor or write to letters@theatlantic.com.