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- Elon Musk said his father once called him "worthless" after he was beaten up at school.
- Musk shared the experience in Walter Isaacson's new biography of Musk.
- His father, Errol Musk, disputed this account in a statement to Insider.
Elon Musk and his father, Errol Musk, are giving conflicting characterizations about the elder Musk's reaction to an attack at school that the two agree was severe enough to have put Elon Musk in the hospital.