"3a. Learn to accept praise.
I know, I know, when someone runs up and says "I love your work!" your inclination is to mumble an apology for wasting their time with your crappy art, or to say "It's not that great."
Don't.
This is not about you.
If somebody says "I love your art," and you say "My art is awful," then guess what? You just insulted them. You have told them, in effect, that what they love is crap and that they have poor taste. Clamp your teeth down on that urge, smile, and say "Thank you." If you can't think of a single other thing to say, I make you a gift of this phrase—"Thank you. You're very kind." Say this when you want to