"At this time you think this is enlightenment, but you should doubt even more; who hears this sound? If you go on investigating without producing a single thought, the realm where it seems like nothing exists, like empty space, also dies out, there is no more taste at all; where it is dark as night, if you exert all your power to fully doubt what it is that hears this sound, then when the doubt shatters and you are like someone who has completely died coming back to life, this then is enlightenment, satori." - Bassui
Or, as the ninth-century Chinese Zen teacher Huang Po put it, “The foolish reject what they see, not what they think; the wise reject what they think, not what they see.”
Adopting a healthy scepticism towards inherited ideas means “emptying the container of the Self”, or perhaps exercising a kind of trained “forgetting” of that which is extraneous to the essential self. In this state, we become less prone to partaking in the superfluous occupations we impose upon ourselves to cope with the weight of social
... See morethe key to living a life true to dharma is a complete understanding of and respect for doubt.