If in every mind burns a flame of the Buddha's Enlightenment, Christmas Humphreys writes in his foreword to The Wisdom of the Zen Masters, there is nothing to seek and nothing to acquire. We are enlightened, and all the words in the world will not give us what we already have. The man of Zen, therefore, is concerned with one thing only, to become aware of what he already is... The task of the Japanese Zen master has been to guide his pupils in their awakening. The means used vary--from severe physical discipline to the proposition of enigmatic riddles, or koans--but always to the same end, Enlightenment: experiencing the Great Death of the worldly I.