Quote from but the fact that he can do wrong proves his moral inferiority to any creatures that cannot. Post author By Beautiful Quotes Post date June 21, 2022 No Comments on Quote from but the fact that he can do wrong proves his moral inferiority to any creatures that cannot. The fact that man knows right from wrong proves his intellectual superiority to the other creatures Tags but the fact that he can do wrong proves his moral inferiority to any creatures that cannot., but the fact that he can do wrong proves his moral inferiority to any creatures that cannot.Mark Twain, What Is Man?