The U.S. Navy SEAL Teams were at the forefront of this leadership transformation, emerging from the triumphs and tragedies of war with a crystallized… - Jocko Willink

Humans can withstand almost inconceivable stress — and you can too. So that is your first step: Gain perspective. And to do that you must do something critical in many situations: Detach. Whatever problems or stress you are experiencing, detach from them. Stress is generally caused by what you can’t control.

You have to BE VIGILANT. You have to be ON GUARD. You have to HOLD THE LINE on the seemingly insignificant little things — things that shouldn’t matter — but that do.

The only meaningful measure for a leader is whether the team succeeds or fails. For all the definitions, descriptions, and characterizations of leaders, there are only two that matter: effective and ineffective. Effective leaders lead successful teams that accomplish their mission and win. Ineffective leaders do not.