William O. Douglas,
Beck v. Washington (369 U.S. 541…
“ Could we possibly sustain a conviction obtained in either a state or federal court where the grand jury that brought the charge was composed of the accused's political enemies? If we did, we would sanction prosecution for private, not public, purposes. Whenever unfairness can be shown to infect any part of a criminal proceeding, we should hold that the requirements of due process are lacking. ”
