text: cont'd
  prohibit the sale of contraceptives.  
  
  Just out of curiosity, suppose all the pharmacists in America were to suddenly go wild over traditional Catholicism, play Gregorian Chant in their pharmacies, and show "The Little Flower" every day at sunset.  Suppose they also refused to sell contraceptives.  What constitutional provision would require the pharmacists to sell the pill against their firmly held religious beliefs?  Would it make any difference if, instead of Gregorian Chant, they piped in music out of the Bob Marley Hymnal?