"I was so enlightened the first time I work on clay.
Its friendly character changes under the condition of water
and becomes solid when it is dried and stone like after hi-temperature firing.
Just like a life cycle, the process of working on clay could be short or could be very long.
But each phrase link up logically in a natural scientific sense.
I found lots of possibilities in clay that we might sometimes feel like
falling into a labyrinth."