Reference for Bava Kamma 78:13

וסבר לה כרבנן דאמרי מעמידין אפוטרופוס לתם לגבות מגופו

Our Rabbis taught: Where an ox of a deaf-mute, an idiot or a minor has gored, R. Jacob pays half-damages. What has R. Jacob to do with it?<span class="x" onmousemove="('comment',' That he personally should have to pay compensation. ');">⁸</span>

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