He doesn't make the claim about the general utility of freedom or unlimited speech.

他并未主张自由的,一般实用或是无限言论；

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But how did Plato intend this dialogue to be understood? Note that Socrates never defends himself by reference to the doctrine of unlimited free speech.

但柏拉图到底想要这场辩证,如何被理解呢？请注意,苏格拉底的自辩从未援引,无限自由言论学说。

耶鲁公开课 - 政治哲学导论课程节选