 On this day, those are the opposite of triggers. You know, glimmers are the tiny moments of joy and awe and peace that cue our nervous system to feel safe and calm and connected. And you might say, well, what is a glimmer? Really? It could be the warmth of the sun on your face. It could be a sunrise or sunset, a stranger smile, the sound of laughter, a beautiful sunset, a favorite song or a cup of coffee.