When the lights are low all you see is a glimmer of light coming from my candle.   Glimmer can be defined as a slight wavering of light.  Recently though, glimmer has been used to define, some kind of cue, either internal or external that brings one back to a sense of joy.  Glimmer has been used as an opposite to something that could be considered a trigger.  A much more positive way of looking at the world.

Show us what you might consider a glimmer, be it a literal glimmer  or figurative one.