I remember going to acting class, so certain that no one's ever going to know my name.
Don't be afraid of your own power.
For me, shoe-wise, platforms give me the same height that I need, but they're not as taxing on my feet.
You can't force music; It just has to come to you.
Look at what you want to change, gather a few people who believe in it like you do, and start moving forward. It's important to remember that you don't always need a destination. Sometimes, you just have to make forward motion. And you absolutely can.
I'm definitely careful. I'm not reckless or stupid, but that's how I was raised, to not be stupid or immature in as far as trying to grow up too quickly or putting forward a certain image that isn't me.