Do you need some creative encouragement? Well...here, sign an ARTISTIC LICENSE! You can draw up your own, or you can print this one off. Either way, you can put it on your desk or in your wallet to remind you to stop thinking so much and get back to making stuff.
If you print off this one, it's the size of a regular business card: 3.5 x 2 inches. Or you can print off a while sheet if you want to share it: