通过解析后现代崇高美学对“不可再现物”的执念，朗西埃对美学之伦理转向进行了批判性反思，并以“歧见”打开了伦理无区分的隔绝空间。这一思考路径弱化了美学的救赎诉求，重申了美学的解放承诺，并将伦理的批判视角反转成了行动的实践美学。

Rancière scrutinizes the obsession with "unrepresentable" from postmodernist sublime aesthetics, and after a critical reflection on the ethical turn of aesthetics, he proposes to break into the indistinct isolated space of ethics by way of dissensus. This approach plays down on the redemption appeal and reinforces the promise of emancipation, and it reverts the critical perspective of ethics to the active aesthetics of practicum．