Experience more than sufficiently teaches that men govern nothing with more

Experience more than sufficiently teaches that men govern nothing with more difficult than their tongues.more than修饰什么

more than是修饰sufficiently的，more than sufficiently是修饰teaches的。
这句话的主语是experience，谓语是teaches，后面是宾语从句。
译文：经验给了我们太多的教训，告诉我们人类最难管理的东西，莫过于自己的舌头。

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