Attempt what is not certain. Certainty may or may not come later. It may then be a valuable delusion.
I don't go into the studio with the idea of 'saying' something. What I do is face the blank canvas and put a few arbitrary marks on it that start me on some sort of dialogue.
Don't 'discover' a subject of any kind.
Do search, but in order to find other than what is searched for.
Mistakes can't be erased, but they move you from your present position.
I want painting to be difficult to do.