If you've ever feared putting your work out into the world, whether it's your writing, your art, your graffiti or your new skateboard--whatever--here is some inspirational advice, courteous of Elizabeth Gilbert ("The Signature of All Things," "Eat, Pray, Love," etc.).
Just in case you didn't see it, you need to.
Now, go ahead. Stick your neck out, and send your creations packing into the cosmos. They're strong. They'll survive all the critiques, and eventually you will, too.