“ Freedom to publish means freedom for all and not for some. Freedom to publish is guaranteed by the Constitution, but freedom to combine to keep others from publishing is not. Freedom of the press from governmental interference under the First Amendment does not sanction repression of that freedom by private interests.' Id., at 20, 65 S.Ct., at 1425. ”

“ Opponents before agencies or courts often think poorly of the other's tactics, motions, or defenses and may readily call them baseless. One claim, which a court or agency may think baseless, may go unnoticed; but a pattern of baseless, repetitive claims may emerge which leads the factfinder to conclude that the administrative and judicial processes have been abused. That may be a difficult line to discern and draw. But once it is drawn, the case is established that abuse of those processes produced an illegal result, viz., effectively barring respondents from access to the agencies and courts. ”

“ A combination of entrepreneurs to harass and deter their competitors from having 'free and unlimited access' to the agencies and courts, to defeat that right by massive, concerted, and purposeful activities of the group are ways of building up one empire and destroying another. As stated in the opinion concurring in the judgment, that is the essence of those parts of the complaint to which we refer. If these facts are proved, a violation of the antitrust laws has been established. If the end result is unlawful, it matters not that the means used in violation may be lawful. ”