I would have admitted

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If I had, I would have admitted it and stopped right away.
Si lo hubiera sabido, lo habría admitido y parado de seguida.
Any moral failings of my own (and there were plenty, not that I would have admitted it then) were insignificant by comparison.
Cualquier falla moral propia (y había muchas, no necesariamente admitidas por mí en ese entonces) eran insignificantes en comparación.
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