This is a lovely way of describing mindfulness which, to me, is an extension of the momento mori concept.
The 53rd issue of Bennett's Five Links.
> You think this is just another day in your life. It's not just another day. It's the one day that is given to you today, it's the only gift that you have right
The Three-Day Monk Syndrome [https://zenhabits.net/3-day-monk/]
The Tiny Guide to Creating the Flossing Habit [https://zenhabits.net/floss/]