There are plenty of really good resources out there about how to meditate. Really good. Want to meditate and practice your Spanish at the same time? Try this. Here, however, is my way. It works every time, without fail:
- Sit down.
- Close your eyes.
- Shut the fuck up.
Coming Soon: Why meditate. (This entry could be substantially longer.)
DavidKDaily 
Ah, meditation. I think your third point–and the most important of them, no doubt–is the one people always forget. I certainly have difficulty with it, though I’ve been working on turning off the iPod more and more.