It's almost like this, "yeah I'm free!" and you start running
   and then SMACK, brick wall. Then you find the door, step through
   it to the other side and say, "I'm free!" but this time you're
   walking, happily and a little faster and fast and then, BLAM,
   another brick wall. So you get up, find the door, walk through
   it, and each time through, you start to realize - that brick
   wall will always pop out in front of you when you least expect
   it - so in a weird way, you learn to expect it, not as something
   awful - but just as a fact of life that you can handle. "