The mind that tries to shape tomorrow beyond its capacities
will find no rest.
Be kind to yourself, dear – to your innocent follies.
Forget any sounds or any touch you knew that did not help you to dance.
You will come to see that all evolves us.
Rumi, found in Daniel Ladinsky, Love Poems From God
Mindfulbalance 
I try hard to remember the idea of that last line – it’s so true.