The word liberal distinguishes whatever nourishes the mind and spirit from the training which is merely practical or professional or from the trivialities which are no training at all.
When you completely extract yourself from anything familiar, you start reverting back to that state of mind where you're having conversations with yourself, and that's where the weirdest and most honest ideas come from.
There is nothing wrong with meditating just to meditate, in the same way that you listen to music just for the music. If you go to concerts to "get culture" or to improve your mind, you will sit there as deaf as a doorpost.
There's this really amazing quote from Jim Jarmusch about celebrating your theft that I think has become more and more prominent in music: "It's not where you got it from, it's where you take it." To me, that's just an integral part of why I even bother making music. I don't mind that I've created an identity around what I do.