I don't always watch Oprah, but for some reason today I sat down after running around after the kids, and turned on the TV. What I saw was a really inspiring outlook on life and how as adults we can still make our childhood dreams happen. I suggest you take a look at it and think about what your childhood dreams are or have become.
The Oprah version, which is much shorter is first. Take a look at it:
Below is the entire lecture that is sweeping the Web, which is over an hour long.