What cities the light or warmth penetrates I penetrate those cities myself, All islands to which birds wing their way I wing my way myself.
- Walt Whitman
Hence the sacred attitude is one which does not recoil from our own inner emptiness, but rather penetrates into it with awe and reverence, and with the awareness of mystery.
- Thomas Merton
A major stimulant to creative thinking is focused questions. There is something about a well-worded question that often penetrates to the heart of the matter and triggers new ideas and insights.