No matter what your disciplines, you need your own personal lists.
The job of art is to turn time into things.
A drawing a day keeps the cobwebs away.
God may work in light, but we mortals work in pigment.
It's okay to doubt. It's important to test. The way to discover secrets is to be a student of your own efforts.
I do know, for most of us, the very best of times are when you're in your own space sweating, trying to squeeze quality out of imperfect capabilities.