It means that you had no idea he was a saiyan. And if he had known. He would have stopped frieza.
English
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You do realize this happened when he was INCREDIBLY young, right?
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Nope. I just talk about thing i don't know about! Like most people...
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Clearly.
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No shit? I said it.
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I was saying it was obvious before you did.
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Goku.
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His family is dead.
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