Translation:

Maintain the calm in order to think better.

Interpretation (Literal):

Panicking affects our ability to think critically and exercise good judgment. Staying calm helps us think better.

Tool: 

Paul Petzoldt, legendary mountaineer and founder of the National Outdoor Leadership School, used to say that the first thing you should do in an emergency situation — once you know it’s safe — is smoke a cigarette. Proverbially, anyway. Take 10 deep breaths as if you were smoking a cigarette. 

Breathe. Project calm. Find a an everyday metaphor that helps you stay mindful.