Granting that you and I argue. If you get the better of me, and not I of you, are you necessarily right and I wrong? Or if I get the better of you and not you of me, am I necessarily right and you wrong? Or are we both partly right and partly wrong? Or are we both wholly right and wholly wrong? You and I cannot know this, and consequently we all live in darkness.

Chuang Tzu (369-286 BC) Chinese Taoist philosopher [Zhuang Zhou (莊周), Zhuangzi ( 莊子)]

On Leveling All Things