This is great. I especially love these:
4. Most people (even your favorite artists) don’t like their drawings as much as they want to. Why? Because it is easy to imagine something better. This is only ambition, which is not a bad thing — but if you can accept what you are doing, of course you will progress quicker to a more satisfying level and also accidentally make perfectly charming drawings even if they embarrass you.
10. Don’t worry about a style. It will creep up on you and eventually you will have to undo it in order to go further. Be like a river and accept everything.