A Quote by Chuang Chou, a.k.a. Chuang Tzu, Chuang Tse Chuang on tao, reality, and questions

Although things seem to be sometimes going up and sometimes descending, sometimes slipping away, nevertheless there is a reality, the same today as in the past. It does not change, for nothing can affect it. Could we not say it is one great harmony? So why shouldn't we ask about it...