Should one take his preconceptions as his authority, then who would fail to have an authority [by which to justify his beliefs]?

• 奚必知代而心自取者有之？愚者与有焉。未成乎心而有是非，是今日适越而昔至也，是以无有为有。无有为有，虽有神禹，且不能知，吾独且奈何哉