One of my favorite beauty products is Vincent Longo Water Canvas creamy blush. I have it in every color and I've been using it for 5 years and that's all I put on when I leave the house. It looks so natural I just put a little bit on my cheeks to give them some color.
Early success is a terrible teacher. You're essentially being rewarded for a lack of preparation, so when you find yourself in a situation where you must prepare, you can't do it. You don't know how.