It's Shabbat, a day of rest and renewal. A day to let go of the demands of the everyday and replenish your soul. In fact, the Torah says "re-en-soul" yourself. Breathe new life into, restore, transform, rest.
For some people, it's literally a day without work. For others, it can be a day to abstain from working your brain, your mind, your fears and worries. Let it all go.
For some ancient wisdom on the topic, let's turn to one of our favorite holy teachers:
http://www.youtube.com/watch?v=mBfZWFlCmP0&feature=related
What kind of rest and replenishment does your soul need?