Liberal Forum

This reminds me of Sun Tzu’s classic The Art of War regarding underestimating your enemy and overestimating yourself. Sun Tzu’s warns generals should avoid rashness, anger, pride, and carelessness. Yeah, that doesn't sound like Trump at all. He would never put his ego over making logical decisions or anything. 

Chapter 3, paragraph/section 18: "know the enemy and know yourself."...We underestimated Iran and overestimated our abilities.

Chapter 4 — Tactical Dispositions
Victory comes from preparation and not assuming the enemy will be weak....We underestimated Iran and overestimated our abilities.

Chapter 9 — The Army on the March
Careful observation of enemy behavior...We underestimated Iran and overestimated our abilities.

Chapter 10 — Terrain
Commanders fail when they misjudge conditions, forces, or dangers...We underestimated Iran and overestimated our abilities.