The further one travels the spiritual path toward Home ... the more precious is one's relationship with Silence. Though spiritual disciplines may change over the course of one's journey, the one discipline which seems constant, though it ever deepens, is the friendship with Silence.
Ultimately we have just one moral duty: to reclaim large areas of peace in ourselves, more and more peace, and to reflect it toward others. And the more peace there is in us, the more peace there will be in our troubled world.