But as leaders, we must learn to remain focused on the big picture, stay calm and confident, and continue to make sound rational decisions.

FORBES: From the Battlefield to the Boardroom: A Navy SEAL's Guide to Business Leadership Success (Part 2 of 3)

Commercial property is a more rational affair, although hubris can play a part: there is nothing like a picture of a trophy property to adorn a fund manager's annual report.

ECONOMIST: Bricks and slaughter