Joseph McKenna

“ In passing upon the merits we assume the facts of the complaint were established; that is, that plaintiff in error was proved to have acted as a private detective, though he denied and denies it, and that his services were those of a 'sleuth,' though he asserts they were only those of a clerk. We make these assumptions against the denials of plaintiff in error because, to sustain the denials, he selects parts of the testimony only, and ignores also the deduction that it was possible to make even from that testimony. ”

“ To complain of a ruling, one must be made the victim of it. One cannot invoke, to defeat a law, an apprehension of what might be done under it, and which, if done, might not receive judicial approval. ”

“ It would be very commonplace to say that the exercise of police is one of the necessary activities of government, and all that pertains to it may be subjected to regulation and surveillance as a precaution against perversion. The Atlanta ordinances do no more. ”