Recognizing, analyzing then interpreting your own body language in times of conflict and combat is an essential part of tradecraft mentality.
As a strategy, fear should be realized, understood, respected and even embraced. So it can be used as an asset while never actually getting frightened.
Getting your mind into an actionable and optimal survival mode requires psychological preparation and situational awareness conditioning.
This sequence of words gives operatives a way to decode personal and rational fears into mere surmountable obstacles in the art of tradecraft.