How well do these Engineer tips fit your thinking about your tranquility base?
Never:  Never use it: 
Try:  Might try it.
Use:  Use it as needed
Tell: Tell it to people who need it

Fixing things is negotiating with reality.

There is no rule but Reality.

Happiness lies not in what you have, but in what you can do.

Canvas, paints, palette.  Anyone can have these.  The art is in how you put them together.

Start your day doing something you don't like.  Then you have time to celebrate.

John Lennon:  Life is what happens to you when you're busy