"Once and for all, I did not use steroids or any other illegal substance"

Mark McGwire's quote is a clear and direct statement that he did not use steroids or any other illegal compound. This declaration is most likely in response to the accusations that he utilized performance-enhancing drugs during his profession as a professional baseball player. McGwire's quote is a strong and definitive rejection of the allegations, and it implies that he is tired of having to safeguard himself versus these claims. He is most likely attempting to put an end to the speculation and reports at last. McGwire's quote is a powerful statement that he is innocent of any misdeed which he is confident in his own integrity. It is a tip that he should not be judged based on unproven claims, which he needs to be respected for his achievements on the field.